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-rw-r--r--Xfuncproto.h.in3
1 files changed, 2 insertions, 1 deletions
diff --git a/Xfuncproto.h.in b/Xfuncproto.h.in
index dac9229..608728f 100644
--- a/Xfuncproto.h.in
+++ b/Xfuncproto.h.in
@@ -116,7 +116,8 @@ in this Software without prior written authorization from The Open Group.
#endif
/* Added in X11R6.9, so available in any version of modular xproto */
-#if defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 301)
+#if (defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 301)) \
+ || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x5130))
# define _X_DEPRECATED __attribute__((deprecated))
#else /* not gcc >= 3.1 */
# define _X_DEPRECATED