* to prevent warnings about unused variables.
*/
#if (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)) && !defined (__GNUG__)
-# define __unused__ __attribute__((unused))
+# define __ctags_unused__ __attribute__((unused))
# define __printf__(s,f) __attribute__((format (printf, s, f)))
#else
-# define __unused__
+# define __ctags_unused__
# define __printf__(s,f)
#endif