--- Libc/Libc-763.13/include/strings.h
+++ Libc/Libc-391.2.9/include/strings.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2007, 2010 Apple Inc. All rights reserved.
+ * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
@@ -55,44 +55,27 @@
  *	@(#)strings.h	8.1 (Berkeley) 6/2/93
  */
 
-#ifndef _STRINGS_H_
-#define _STRINGS_H_
+#if !defined(_XOPEN_SOURCE) && !defined(_POSIX_C_SOURCE)
+
+#include <string.h>
+
+#else
 
 #include <_types.h>
-
-#include <sys/cdefs.h>
-#include <Availability.h>
 
 #ifndef	_SIZE_T
 #define	_SIZE_T
 typedef	__darwin_size_t	size_t;
 #endif
 
-__BEGIN_DECLS
-/* Removed in Issue 7 */
-#if !defined(_POSIX_C_SOURCE) || _POSIX_C_SOURCE < 200809L
-int	 bcmp(const void *, const void *, size_t) __POSIX_C_DEPRECATED(200112L);
-void	 bcopy(const void *, void *, size_t) __POSIX_C_DEPRECATED(200112L);
-void	 bzero(void *, size_t) __POSIX_C_DEPRECATED(200112L);
-char	*index(const char *, int) __POSIX_C_DEPRECATED(200112L);
-char	*rindex(const char *, int) __POSIX_C_DEPRECATED(200112L);
-#endif
+int      bcmp(const void *, const void *, size_t);
+void     bcopy(const void *, void *, size_t);
+void     bzero(void *, size_t);
+int      ffs(int);
+char    *index(const char *, int);
+char    *rindex(const char *, int); 
+int      strcasecmp(const char *, const char *);
+int      strncasecmp(const char *, const char *, size_t);
 
-int	 ffs(int);
-int	 strcasecmp(const char *, const char *);
-int	 strncasecmp(const char *, const char *, size_t);
-__END_DECLS
+#endif  /* _POSIX_C_SOURCE */
 
-/* Darwin extensions */
-#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
-__BEGIN_DECLS
-int	 ffsl(long) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
-int	 fls(int) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
-int	 flsl(long) __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_2_0);
-__END_DECLS
-
-#include <string.h>
-#endif
-
-#endif  /* _STRINGS_H_ */
-