2 files changed, 3 insertions, 3 deletions
diff --git a/configure.ac b/configure.ac
index c7ec91b..9d7c26e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -44,7 +44,7 @@ AC_CHECK_FUNCS([strlcpy getpid])
 AM_ICONV
 
 dnl Required dependencies
-PKG_CHECK_MODULES(XCLOCK, xaw7 xmu x11)
+PKG_CHECK_MODULES(XCLOCK, [xaw7 xmu x11 xproto >= 7.0.17])
 XCLOCK_LIBS="$XCLOCK_LIBS $LIBICONV"
 
 dnl Optional dependencies
diff --git a/xclock.c b/xclock.c
index 5965a83..3b56117 100644
--- a/xclock.c
+++ b/xclock.c
@@ -100,7 +100,7 @@ static Atom wm_delete_window;
 /*
  * Report the syntax for calling xclock.
  */
-static void
+static void _X_NORETURN
 Syntax(char *call)
 {
 	(void) printf ("Usage: %s [-analog] [-bw <pixels>] [-digital] [-brief]\n", call);
@@ -116,7 +116,7 @@ Syntax(char *call)
 	exit(1);
 }
 
-static void
+static void _X_NORETURN
 die(Widget w, XtPointer client_data, XtPointer call_data)
 {
     XCloseDisplay(XtDisplayOfObject(w));