--- Libc/Libc-262/include/crt_externs.h
+++ Libc/Libc-825.24/include/crt_externs.h
@@ -3,19 +3,20 @@
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
  * 
  * @APPLE_LICENSE_HEADER_END@
  */
@@ -30,8 +31,17 @@
 ** AOF (afreier@next.com)
 */
 
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
 extern char ***_NSGetArgv(void);
 extern int *_NSGetArgc(void);
 extern char ***_NSGetEnviron(void);
 extern char **_NSGetProgname(void);
-extern struct mach_header *_NSGetMachExecuteHeader(void);
+#ifdef __LP64__
+extern struct mach_header_64 *
+#else /* !__LP64__ */
+extern struct mach_header *
+#endif /* __LP64__ */
+				_NSGetMachExecuteHeader(void);
+__END_DECLS