Use _CONST_X_STRING to make libXt declare String as const char *

Clears 5 -Wincompatible-pointer-types warnings
and 18 -Wdiscarded-qualifiers warnings from gcc

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/xsm.h b/xsm.h
index e780355..1ee74e8 100644
--- a/xsm.h
+++ b/xsm.h
@@ -33,6 +33,8 @@ in this Software without prior written authorization from The Open Group.
 # include "config.h"
 #endif
 
+#define _CONST_X_STRING
+
 #include <X11/Xos.h>
 #include <X11/Xfuncs.h>