Fix more compiler warnings

[freeglut] / src / fg_internal.h

diff --git a/src/fg_internal.h b/src/fg_internal.h
index b3d892d..1c7429e 100644 (file)
--- a/src/fg_internal.h
+++ b/src/fg_internal.h
@@ -166,7 +166,13 @@
     typedef unsigned long fg_time_t;
 #endif
 
-
+#ifndef __fg_unused
+# ifdef __GNUC__
+#  define __fg_unused __attribute__((unused))
+# else
+#  define __fg_unused
+# endif
+#endif
 
 /* Platform-specific includes */
 #if TARGET_HOST_POSIX_X11