--- a/h/getopt.h
+++ b/h/getopt.h
@@ -135,15 +135,7 @@ struct option
    arguments to the option '\0'.  This behavior is specific to the GNU
    `getopt'.  */
 
-#ifdef __GNU_LIBRARY__
-/* Many other libraries have conflicting prototypes for getopt, with
-   differences in the consts, in stdlib.h.  To avoid compilation
-   errors, only prototype getopt for the GNU C library.  */
 extern int getopt (int ___argc, char *const *___argv, const char *__shortopts);
-#else /* not __GNU_LIBRARY__ */
-extern int getopt ();
-#endif /* __GNU_LIBRARY__ */
-
 #ifndef __need_getopt
 extern int getopt_long (int ___argc, char *const *___argv,
 			const char *__shortopts,