2000-06-17 H.J. Lu <hjl@gnu.org>

	* getopt.h: Updated from gcc.
	* libiberty.h: Likewise.
	* symcat.h: Likewise.

1 files changed, 8 insertions, 1 deletions

diff --git a/include/getopt.h b/include/getopt.h
index fb30719a860..9620fc70637 100644
--- a/include/getopt.h
+++ b/include/getopt.h
@@ -99,13 +99,20 @@ struct option
 #define optional_argument	2
 
 #if defined (__STDC__) && __STDC__
-#ifdef __GNU_LIBRARY__
+/* HAVE_DECL_* is a three-state macro: undefined, 0 or 1.  If it is
+   undefined, we haven't run the autoconf check so provide the
+   declaration without arguments.  If it is 0, we checked and failed
+   to find the declaration so provide a fully prototyped one.  If it
+   is 1, we found it so don't provide any declaration at all.  */
+#if defined (__GNU_LIBRARY__) || (defined (HAVE_DECL_GETOPT) && !HAVE_DECL_GETOPT)
 /* 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__ */
+# if !defined (HAVE_DECL_GETOPT)
 extern int getopt ();
+# endif
 #endif /* __GNU_LIBRARY__ */
 extern int getopt_long (int argc, char *const *argv, const char *shortopts,
 		        const struct option *longopts, int *longind);