Regen with util-macros 1.17. Fixes configure on landisk (and probably the

other gcc3 architectures).

1 files changed, 1323 insertions, 1231 deletions

diff --git a/lib/libXt/configure b/lib/libXt/configure
index ff2f1de6e..6b06f60c6 100644
--- a/lib/libXt/configure
+++ b/lib/libXt/configure
@@ -12633,13 +12633,15 @@ fi
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -12668,30 +12670,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -12720,19 +12722,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -12749,10 +12751,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wall"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wall" >&5
-$as_echo_n "checking if $CC supports -Wall... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wall`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wall" >&5
+$as_echo_n "checking if $CC supports-Wall... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wall
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -12791,12 +12793,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -12807,7 +12809,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -12828,13 +12830,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -12863,30 +12867,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -12915,19 +12919,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -12944,10 +12948,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wpointer-arith"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wpointer-arith" >&5
-$as_echo_n "checking if $CC supports -Wpointer-arith... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wpointer-arith`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wpointer-arith" >&5
+$as_echo_n "checking if $CC supports-Wpointer-arith... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wpointer_arith
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -12986,12 +12990,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -13002,7 +13006,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -13023,13 +13027,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13058,30 +13064,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13110,19 +13116,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -13139,10 +13145,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wmissing-declarations"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wmissing-declarations" >&5
-$as_echo_n "checking if $CC supports -Wmissing-declarations... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wmissing-declarations`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wmissing-declarations" >&5
+$as_echo_n "checking if $CC supports-Wmissing-declarations... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wmissing_declarations
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13181,12 +13187,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -13197,7 +13203,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -13218,13 +13224,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13253,30 +13261,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13305,19 +13313,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -13334,10 +13342,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wformat=2"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wformat=2" >&5
-$as_echo_n "checking if $CC supports -Wformat=2... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wformat=2`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wformat=2" >&5
+$as_echo_n "checking if $CC supports-Wformat=2... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wformat_2
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13376,12 +13384,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -13392,7 +13400,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -13412,10 +13420,10 @@ $as_echo "$supported" >&6; }
 
 		CFLAGS="$CFLAGS -Wformat"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wformat" >&5
-$as_echo_n "checking if $CC supports -Wformat... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wformat`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wformat" >&5
+$as_echo_n "checking if $CC supports-Wformat... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wformat
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13454,12 +13462,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -13470,7 +13478,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -13493,13 +13501,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13528,30 +13538,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13580,19 +13590,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -13609,10 +13619,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wstrict-prototypes"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wstrict-prototypes" >&5
-$as_echo_n "checking if $CC supports -Wstrict-prototypes... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wstrict-prototypes`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wstrict-prototypes" >&5
+$as_echo_n "checking if $CC supports-Wstrict-prototypes... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wstrict_prototypes
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13651,12 +13661,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -13667,7 +13677,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -13688,13 +13698,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13723,30 +13735,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13775,19 +13787,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -13804,10 +13816,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wmissing-prototypes"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wmissing-prototypes" >&5
-$as_echo_n "checking if $CC supports -Wmissing-prototypes... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wmissing-prototypes`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wmissing-prototypes" >&5
+$as_echo_n "checking if $CC supports-Wmissing-prototypes... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wmissing_prototypes
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13846,12 +13858,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -13862,7 +13874,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -13883,13 +13895,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13918,30 +13932,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -13970,19 +13984,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -13999,10 +14013,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wnested-externs"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wnested-externs" >&5
-$as_echo_n "checking if $CC supports -Wnested-externs... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wnested-externs`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wnested-externs" >&5
+$as_echo_n "checking if $CC supports-Wnested-externs... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wnested_externs
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14041,12 +14055,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -14057,7 +14071,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -14078,13 +14092,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14113,30 +14129,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14165,19 +14181,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -14194,10 +14210,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wbad-function-cast"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wbad-function-cast" >&5
-$as_echo_n "checking if $CC supports -Wbad-function-cast... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wbad-function-cast`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wbad-function-cast" >&5
+$as_echo_n "checking if $CC supports-Wbad-function-cast... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wbad_function_cast
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14236,12 +14252,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -14252,7 +14268,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -14273,13 +14289,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14308,30 +14326,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14360,19 +14378,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -14389,10 +14407,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wold-style-definition"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wold-style-definition" >&5
-$as_echo_n "checking if $CC supports -Wold-style-definition... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wold-style-definition`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wold-style-definition" >&5
+$as_echo_n "checking if $CC supports-Wold-style-definition... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wold_style_definition
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14431,12 +14449,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -14447,7 +14465,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -14468,13 +14486,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14503,30 +14523,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14555,19 +14575,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -14584,10 +14604,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wdeclaration-after-statement" >&5
-$as_echo_n "checking if $CC supports -Wdeclaration-after-statement... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wdeclaration-after-statement`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wdeclaration-after-statement" >&5
+$as_echo_n "checking if $CC supports-Wdeclaration-after-statement... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wdeclaration_after_statement
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14626,12 +14646,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -14642,7 +14662,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -14667,13 +14687,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14702,30 +14724,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14754,19 +14776,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -14783,10 +14805,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wunused"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wunused" >&5
-$as_echo_n "checking if $CC supports -Wunused... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wunused`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wunused" >&5
+$as_echo_n "checking if $CC supports-Wunused... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wunused
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14825,12 +14847,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -14841,7 +14863,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -14862,13 +14884,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14897,30 +14921,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -14949,19 +14973,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -14978,10 +15002,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wuninitialized"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wuninitialized" >&5
-$as_echo_n "checking if $CC supports -Wuninitialized... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wuninitialized`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wuninitialized" >&5
+$as_echo_n "checking if $CC supports-Wuninitialized... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wuninitialized
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15020,12 +15044,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -15036,7 +15060,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -15057,13 +15081,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15092,30 +15118,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15144,19 +15170,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -15173,10 +15199,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wshadow"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wshadow" >&5
-$as_echo_n "checking if $CC supports -Wshadow... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wshadow`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wshadow" >&5
+$as_echo_n "checking if $CC supports-Wshadow... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wshadow
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15215,12 +15241,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -15231,7 +15257,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -15252,13 +15278,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15287,30 +15315,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15339,19 +15367,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -15368,10 +15396,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wcast-qual"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wcast-qual" >&5
-$as_echo_n "checking if $CC supports -Wcast-qual... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wcast-qual`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wcast-qual" >&5
+$as_echo_n "checking if $CC supports-Wcast-qual... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wcast_qual
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15410,12 +15438,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -15426,7 +15454,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -15447,13 +15475,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15482,30 +15512,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15534,19 +15564,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -15563,10 +15593,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wmissing-noreturn"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wmissing-noreturn" >&5
-$as_echo_n "checking if $CC supports -Wmissing-noreturn... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wmissing-noreturn`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wmissing-noreturn" >&5
+$as_echo_n "checking if $CC supports-Wmissing-noreturn... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wmissing_noreturn
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15605,12 +15635,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -15621,7 +15651,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -15642,13 +15672,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15677,30 +15709,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15729,19 +15761,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -15758,10 +15790,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wmissing-format-attribute"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wmissing-format-attribute" >&5
-$as_echo_n "checking if $CC supports -Wmissing-format-attribute... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wmissing-format-attribute`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wmissing-format-attribute" >&5
+$as_echo_n "checking if $CC supports-Wmissing-format-attribute... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wmissing_format_attribute
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15800,12 +15832,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -15816,7 +15848,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -15837,13 +15869,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15872,30 +15906,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15924,19 +15958,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -15953,10 +15987,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wredundant-decls"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wredundant-decls" >&5
-$as_echo_n "checking if $CC supports -Wredundant-decls... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wredundant-decls`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wredundant-decls" >&5
+$as_echo_n "checking if $CC supports-Wredundant-decls... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wredundant_decls
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -15995,12 +16029,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -16011,7 +16045,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -16044,13 +16078,15 @@ if test "x$SELECTIVE_WERROR" = "xyes" ; then
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16079,30 +16115,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16131,19 +16167,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -16160,10 +16196,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror=implicit"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=implicit" >&5
-$as_echo_n "checking if $CC supports -Werror=implicit... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror=implicit`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror=implicit" >&5
+$as_echo_n "checking if $CC supports-Werror=implicit... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror_implicit
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16202,12 +16238,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -16218,7 +16254,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -16238,10 +16274,10 @@ $as_echo "$supported" >&6; }
 
 		CFLAGS="$CFLAGS -errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED" >&5
-$as_echo_n "checking if $CC supports -errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED" >&5
+$as_echo_n "checking if $CC supports-errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED... " >&6; }
+		cacheid=xorg_cv_cc_flag__errwarn_E_NO_EXPLICIT_TYPE_GIVEN__errwarn_E_NO_IMPLICIT_DECL_ALLOWED
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16280,12 +16316,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -16296,7 +16332,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -16317,13 +16353,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16352,30 +16390,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16404,19 +16442,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -16433,10 +16471,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror=nonnull"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=nonnull" >&5
-$as_echo_n "checking if $CC supports -Werror=nonnull... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror=nonnull`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror=nonnull" >&5
+$as_echo_n "checking if $CC supports-Werror=nonnull... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror_nonnull
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16475,12 +16513,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -16491,7 +16529,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -16512,13 +16550,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16547,30 +16587,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16599,19 +16639,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -16628,10 +16668,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror=init-self"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=init-self" >&5
-$as_echo_n "checking if $CC supports -Werror=init-self... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror=init-self`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror=init-self" >&5
+$as_echo_n "checking if $CC supports-Werror=init-self... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror_init_self
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16670,12 +16710,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -16686,7 +16726,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -16707,13 +16747,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16742,30 +16784,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16794,19 +16836,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -16823,10 +16865,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror=main"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=main" >&5
-$as_echo_n "checking if $CC supports -Werror=main... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror=main`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror=main" >&5
+$as_echo_n "checking if $CC supports-Werror=main... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror_main
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16865,12 +16907,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -16881,7 +16923,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -16902,13 +16944,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16937,30 +16981,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -16989,19 +17033,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -17018,10 +17062,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror=missing-braces"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=missing-braces" >&5
-$as_echo_n "checking if $CC supports -Werror=missing-braces... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror=missing-braces`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror=missing-braces" >&5
+$as_echo_n "checking if $CC supports-Werror=missing-braces... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror_missing_braces
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17060,12 +17104,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -17076,7 +17120,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -17097,13 +17141,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17132,30 +17178,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17184,19 +17230,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -17213,10 +17259,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror=sequence-point"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=sequence-point" >&5
-$as_echo_n "checking if $CC supports -Werror=sequence-point... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror=sequence-point`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror=sequence-point" >&5
+$as_echo_n "checking if $CC supports-Werror=sequence-point... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror_sequence_point
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17255,12 +17301,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -17271,7 +17317,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -17292,13 +17338,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17327,30 +17375,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17379,19 +17427,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -17408,10 +17456,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror=return-type"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=return-type" >&5
-$as_echo_n "checking if $CC supports -Werror=return-type... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror=return-type`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror=return-type" >&5
+$as_echo_n "checking if $CC supports-Werror=return-type... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror_return_type
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17450,12 +17498,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -17466,7 +17514,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -17486,10 +17534,10 @@ $as_echo "$supported" >&6; }
 
 		CFLAGS="$CFLAGS -errwarn=E_FUNC_HAS_NO_RETURN_STMT"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -errwarn=E_FUNC_HAS_NO_RETURN_STMT" >&5
-$as_echo_n "checking if $CC supports -errwarn=E_FUNC_HAS_NO_RETURN_STMT... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-errwarn=E_FUNC_HAS_NO_RETURN_STMT`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-errwarn=E_FUNC_HAS_NO_RETURN_STMT" >&5
+$as_echo_n "checking if $CC supports-errwarn=E_FUNC_HAS_NO_RETURN_STMT... " >&6; }
+		cacheid=xorg_cv_cc_flag__errwarn_E_FUNC_HAS_NO_RETURN_STMT
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17528,12 +17576,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -17544,7 +17592,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -17565,13 +17613,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17600,30 +17650,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17652,19 +17702,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -17681,10 +17731,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror=trigraphs"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=trigraphs" >&5
-$as_echo_n "checking if $CC supports -Werror=trigraphs... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror=trigraphs`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror=trigraphs" >&5
+$as_echo_n "checking if $CC supports-Werror=trigraphs... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror_trigraphs
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17723,12 +17773,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -17739,7 +17789,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -17760,13 +17810,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17795,30 +17847,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17847,19 +17899,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -17876,10 +17928,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror=array-bounds"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=array-bounds" >&5
-$as_echo_n "checking if $CC supports -Werror=array-bounds... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror=array-bounds`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror=array-bounds" >&5
+$as_echo_n "checking if $CC supports-Werror=array-bounds... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror_array_bounds
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17918,12 +17970,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -17934,7 +17986,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -17955,13 +18007,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -17990,30 +18044,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18042,19 +18096,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -18071,10 +18125,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror=write-strings"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=write-strings" >&5
-$as_echo_n "checking if $CC supports -Werror=write-strings... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror=write-strings`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror=write-strings" >&5
+$as_echo_n "checking if $CC supports-Werror=write-strings... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror_write_strings
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18113,12 +18167,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -18129,7 +18183,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -18150,13 +18204,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18185,30 +18241,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18237,19 +18293,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -18266,10 +18322,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror=address"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=address" >&5
-$as_echo_n "checking if $CC supports -Werror=address... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror=address`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror=address" >&5
+$as_echo_n "checking if $CC supports-Werror=address... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror_address
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18308,12 +18364,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -18324,7 +18380,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -18345,13 +18401,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18380,30 +18438,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18432,19 +18490,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -18461,10 +18519,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror=int-to-pointer-cast"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=int-to-pointer-cast" >&5
-$as_echo_n "checking if $CC supports -Werror=int-to-pointer-cast... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror=int-to-pointer-cast`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror=int-to-pointer-cast" >&5
+$as_echo_n "checking if $CC supports-Werror=int-to-pointer-cast... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror_int_to_pointer_cast
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18503,12 +18561,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -18519,7 +18577,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -18539,10 +18597,10 @@ $as_echo "$supported" >&6; }
 
 		CFLAGS="$CFLAGS -errwarn=E_BAD_PTR_INT_COMBINATION"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -errwarn=E_BAD_PTR_INT_COMBINATION" >&5
-$as_echo_n "checking if $CC supports -errwarn=E_BAD_PTR_INT_COMBINATION... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-errwarn=E_BAD_PTR_INT_COMBINATION`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-errwarn=E_BAD_PTR_INT_COMBINATION" >&5
+$as_echo_n "checking if $CC supports-errwarn=E_BAD_PTR_INT_COMBINATION... " >&6; }
+		cacheid=xorg_cv_cc_flag__errwarn_E_BAD_PTR_INT_COMBINATION
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18581,12 +18639,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -18597,7 +18655,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -18618,13 +18676,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18653,30 +18713,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18705,19 +18765,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -18734,10 +18794,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror=pointer-to-int-cast"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=pointer-to-int-cast" >&5
-$as_echo_n "checking if $CC supports -Werror=pointer-to-int-cast... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror=pointer-to-int-cast`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror=pointer-to-int-cast" >&5
+$as_echo_n "checking if $CC supports-Werror=pointer-to-int-cast... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror_pointer_to_int_cast
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18776,12 +18836,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -18792,7 +18852,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -18816,13 +18876,15 @@ $as_echo "$as_me: WARNING: You have chosen not to turn some select compiler warn
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18851,30 +18913,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18903,19 +18965,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -18932,10 +18994,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wimplicit"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wimplicit" >&5
-$as_echo_n "checking if $CC supports -Wimplicit... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wimplicit`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wimplicit" >&5
+$as_echo_n "checking if $CC supports-Wimplicit... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wimplicit
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -18974,12 +19036,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -18990,7 +19052,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -19011,13 +19073,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19046,30 +19110,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19098,19 +19162,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -19127,10 +19191,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wnonnull"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wnonnull" >&5
-$as_echo_n "checking if $CC supports -Wnonnull... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wnonnull`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wnonnull" >&5
+$as_echo_n "checking if $CC supports-Wnonnull... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wnonnull
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19169,12 +19233,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -19185,7 +19249,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -19206,13 +19270,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19241,30 +19307,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19293,19 +19359,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -19322,10 +19388,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Winit-self"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Winit-self" >&5
-$as_echo_n "checking if $CC supports -Winit-self... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Winit-self`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Winit-self" >&5
+$as_echo_n "checking if $CC supports-Winit-self... " >&6; }
+		cacheid=xorg_cv_cc_flag__Winit_self
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19364,12 +19430,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -19380,7 +19446,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -19401,13 +19467,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19436,30 +19504,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19488,19 +19556,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -19517,10 +19585,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wmain"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wmain" >&5
-$as_echo_n "checking if $CC supports -Wmain... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wmain`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wmain" >&5
+$as_echo_n "checking if $CC supports-Wmain... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wmain
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19559,12 +19627,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -19575,7 +19643,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -19596,13 +19664,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19631,30 +19701,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19683,19 +19753,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -19712,10 +19782,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wmissing-braces"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wmissing-braces" >&5
-$as_echo_n "checking if $CC supports -Wmissing-braces... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wmissing-braces`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wmissing-braces" >&5
+$as_echo_n "checking if $CC supports-Wmissing-braces... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wmissing_braces
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19754,12 +19824,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -19770,7 +19840,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -19791,13 +19861,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19826,30 +19898,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19878,19 +19950,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -19907,10 +19979,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wsequence-point"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wsequence-point" >&5
-$as_echo_n "checking if $CC supports -Wsequence-point... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wsequence-point`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wsequence-point" >&5
+$as_echo_n "checking if $CC supports-Wsequence-point... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wsequence_point
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -19949,12 +20021,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -19965,7 +20037,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -19986,13 +20058,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20021,30 +20095,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20073,19 +20147,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -20102,10 +20176,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wreturn-type"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wreturn-type" >&5
-$as_echo_n "checking if $CC supports -Wreturn-type... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wreturn-type`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wreturn-type" >&5
+$as_echo_n "checking if $CC supports-Wreturn-type... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wreturn_type
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20144,12 +20218,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -20160,7 +20234,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -20181,13 +20255,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20216,30 +20292,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20268,19 +20344,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -20297,10 +20373,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wtrigraphs"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wtrigraphs" >&5
-$as_echo_n "checking if $CC supports -Wtrigraphs... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wtrigraphs`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wtrigraphs" >&5
+$as_echo_n "checking if $CC supports-Wtrigraphs... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wtrigraphs
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20339,12 +20415,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -20355,7 +20431,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -20376,13 +20452,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20411,30 +20489,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20463,19 +20541,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -20492,10 +20570,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Warray-bounds"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Warray-bounds" >&5
-$as_echo_n "checking if $CC supports -Warray-bounds... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Warray-bounds`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Warray-bounds" >&5
+$as_echo_n "checking if $CC supports-Warray-bounds... " >&6; }
+		cacheid=xorg_cv_cc_flag__Warray_bounds
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20534,12 +20612,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -20550,7 +20628,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -20571,13 +20649,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20606,30 +20686,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20658,19 +20738,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -20687,10 +20767,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wwrite-strings"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wwrite-strings" >&5
-$as_echo_n "checking if $CC supports -Wwrite-strings... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wwrite-strings`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wwrite-strings" >&5
+$as_echo_n "checking if $CC supports-Wwrite-strings... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wwrite_strings
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20729,12 +20809,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -20745,7 +20825,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -20766,13 +20846,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20801,30 +20883,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20853,19 +20935,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -20882,10 +20964,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Waddress"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Waddress" >&5
-$as_echo_n "checking if $CC supports -Waddress... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Waddress`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Waddress" >&5
+$as_echo_n "checking if $CC supports-Waddress... " >&6; }
+		cacheid=xorg_cv_cc_flag__Waddress
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20924,12 +21006,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -20940,7 +21022,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -20961,13 +21043,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -20996,30 +21080,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -21048,19 +21132,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -21077,10 +21161,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wint-to-pointer-cast"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wint-to-pointer-cast" >&5
-$as_echo_n "checking if $CC supports -Wint-to-pointer-cast... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wint-to-pointer-cast`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wint-to-pointer-cast" >&5
+$as_echo_n "checking if $CC supports-Wint-to-pointer-cast... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wint_to_pointer_cast
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -21119,12 +21203,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -21135,7 +21219,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -21156,13 +21240,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -21191,30 +21277,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -21243,19 +21329,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -21272,10 +21358,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Wpointer-to-int-cast"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Wpointer-to-int-cast" >&5
-$as_echo_n "checking if $CC supports -Wpointer-to-int-cast... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Wpointer-to-int-cast`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Wpointer-to-int-cast" >&5
+$as_echo_n "checking if $CC supports-Wpointer-to-int-cast... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wpointer_to_int_cast
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -21314,12 +21400,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -21330,7 +21416,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -21384,13 +21470,15 @@ STRICT_CFLAGS=""
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -21419,30 +21507,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -21471,19 +21559,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -21500,10 +21588,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -pedantic"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -pedantic" >&5
-$as_echo_n "checking if $CC supports -pedantic... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-pedantic`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-pedantic" >&5
+$as_echo_n "checking if $CC supports-pedantic... " >&6; }
+		cacheid=xorg_cv_cc_flag__pedantic
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -21542,12 +21630,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -21558,7 +21646,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -21579,13 +21667,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -21614,30 +21704,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -21666,19 +21756,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -21695,10 +21785,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror" >&5
-$as_echo_n "checking if $CC supports -Werror... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror" >&5
+$as_echo_n "checking if $CC supports-Werror... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -21737,12 +21827,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -21753,7 +21843,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -21773,10 +21863,10 @@ $as_echo "$supported" >&6; }
 
 		CFLAGS="$CFLAGS -errwarn"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -errwarn" >&5
-$as_echo_n "checking if $CC supports -errwarn... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-errwarn`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-errwarn" >&5
+$as_echo_n "checking if $CC supports-errwarn... " >&6; }
+		cacheid=xorg_cv_cc_flag__errwarn
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -21815,12 +21905,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -21831,7 +21921,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -21855,13 +21945,15 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unknown-warning-option" >&5
-$as_echo_n "checking if compiler supports -Werror=unknown-warning-option... " >&6; }
-if test "${xorg_cv_compiler_flag_unknown_warning_option+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unknown-warning-option" >&5
+$as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
+if test "${xorg_cv_cc_flag_unknown_warning_option+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -21890,30 +21982,30 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unknown_warning_option=yes
+  xorg_cv_cc_flag_unknown_warning_option=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unknown_warning_option=no
+	xorg_cv_cc_flag_unknown_warning_option=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unknown_warning_option" >&5
-$as_echo "$xorg_cv_compiler_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_compiler_flag_unknown_warning_option
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
+$as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-	{ $as_echo "$as_me:$LINENO: checking if compiler supports -Werror=unused-command-line-argument" >&5
-$as_echo_n "checking if compiler supports -Werror=unused-command-line-argument... " >&6; }
-if test "${xorg_cv_compiler_flag_unused_command_line_argument+set}" = set; then
+	{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=unused-command-line-argument" >&5
+$as_echo_n "checking if $CC supports -Werror=unused-command-line-argument... " >&6; }
+if test "${xorg_cv_cc_flag_unused_command_line_argument+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -21942,19 +22034,19 @@ $as_echo "$ac_try_echo") >&5
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
-  xorg_cv_compiler_flag_unused_command_line_argument=yes
+  xorg_cv_cc_flag_unused_command_line_argument=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	xorg_cv_compiler_flag_unused_command_line_argument=no
+	xorg_cv_cc_flag_unused_command_line_argument=no
 fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $xorg_cv_compiler_flag_unused_command_line_argument" >&5
-$as_echo "$xorg_cv_compiler_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_compiler_flag_unused_command_line_argument
+{ $as_echo "$as_me:$LINENO: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
+$as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
@@ -21971,10 +22063,10 @@ found="no"
 
 		CFLAGS="$CFLAGS -Werror=attributes"
 
-		{ $as_echo "$as_me:$LINENO: checking if $CC supports -Werror=attributes" >&5
-$as_echo_n "checking if $CC supports -Werror=attributes... " >&6; }
-		cacheid=`$as_echo xorg_cv_cc_flag_-Werror=attributes`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval "test \"\${$as_var+set}\" = set"; }; then
+		{ $as_echo "$as_me:$LINENO: checking if $CC supports-Werror=attributes" >&5
+$as_echo_n "checking if $CC supports-Werror=attributes... " >&6; }
+		cacheid=xorg_cv_cc_flag__Werror_attributes
+		if { as_var=$cacheid; eval "test \"\${$as_var+set}\" = set"; }; then
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
@@ -22013,12 +22105,12 @@ $as_echo "$ac_try_echo") >&5
 	 test "$cross_compiling" = yes ||
 	 $as_test_x conftest$ac_exeext
        }; then
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	eval `$as_echo "$cacheid" | $as_tr_sh`=no
+	eval $cacheid=no
 fi
 
 rm -rf conftest.dSYM
@@ -22029,7 +22121,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:$LINENO: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then