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-rw-r--r--include/X11/Xfuncproto.h13
1 files changed, 0 insertions, 13 deletions
diff --git a/include/X11/Xfuncproto.h b/include/X11/Xfuncproto.h
index f689073..f78415e 100644
--- a/include/X11/Xfuncproto.h
+++ b/include/X11/Xfuncproto.h
@@ -163,19 +163,6 @@ in this Software without prior written authorization from The Open Group.
# define _X_ATTRIBUTE_PRINTF(x,y)
#endif
-/* requires xproto >= 7.0.22 - since this uses either gcc or C99 variable
- argument macros, must be only used inside #ifdef _X_NONNULL guards, as
- many legacy X clients are compiled in C89 mode still. */
-#if __has_attribute(nonnull) \
- && defined(__STDC_VERSION__) && (__STDC_VERSION__ - 0 >= 199901L) /* C99 */
-#define _X_NONNULL(...) __attribute__((nonnull(__VA_ARGS__)))
-#elif __has_attribute(nonnull) \
- || defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 303)
-#define _X_NONNULL(args...) __attribute__((nonnull(args)))
-#elif defined(__STDC_VERSION__) && (__STDC_VERSION__ - 0 >= 199901L) /* C99 */
-#define _X_NONNULL(...) /* */
-#endif
-
/* requires xproto >= 7.0.22 */
#if __has_attribute(__unused__) \
|| defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 205)