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-rw-r--r--nx-X11/include/Xfuncproto.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/nx-X11/include/Xfuncproto.h b/nx-X11/include/Xfuncproto.h
index a18ac19c4..f6729a0d9 100644
--- a/nx-X11/include/Xfuncproto.h
+++ b/nx-X11/include/Xfuncproto.h
@@ -97,4 +97,11 @@ in this Software without prior written authorization from The Open Group.
# define _X_DEPRECATED
#endif
+/* requires xproto >= 7.0.22 */
+#if defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 205)
+#define _X_UNUSED __attribute__((__unused__))
+#else
+#define _X_UNUSED /* */
+#endif
+
#endif /* _XFUNCPROTO_H_ */