From b91099b977ea7b3757adfebb3fad930ee0411c4f Mon Sep 17 00:00:00 2001
From: Jeremy Huddleston <jeremyhu@apple.com>
Date: Wed, 29 Jun 2016 12:38:31 +0200
Subject: Add _X_UNUSED attribute to designate unused variables and silence
 warnings

 Signed-off-by: Jeremy Huddleston <jeremyhu@apple.com>
 Reviewed-by: Daniel Stone <daniel@fooishbar.org>
 Backport to nx-libs: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
---
 nx-X11/include/Xfuncproto.h | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'nx-X11/include')

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_ */
-- 
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