--- Libc/Libc-320/include/string.h
+++ Libc/Libc-1698.140.3/include/string.h
@@ -1,17 +1,15 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000, 2007, 2010, 2023 Apple Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
- * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
- * 
+ *
  * 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.
- * 
+ *
  * 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,
@@ -19,7 +17,7 @@
  * 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@
  */
 /*-
@@ -57,69 +55,8 @@
  *	@(#)string.h	8.1 (Berkeley) 6/2/93
  */
 
-#ifndef _STRING_H_
-#define	_STRING_H_
-#include <machine/ansi.h>
+#include <_string.h>
 
-#ifndef	_BSD_SIZE_T_DEFINED_
-#define	_BSD_SIZE_T_DEFINED_
-typedef	_BSD_SIZE_T_	size_t;
-#endif
-
-#ifndef	NULL
-#define	NULL	0
-#endif
-
-#include <sys/cdefs.h>
-
-__BEGIN_DECLS
-void	*memchr(const void *, int, size_t);
-int	 memcmp(const void *, const void *, size_t);
-void	*memcpy(void *, const void *, size_t);
-void	*memmove(void *, const void *, size_t);
-void	*memset(void *, int, size_t);
-char	*stpcpy(char *, const char *);
-char	*strcasestr(const char *, const char *);
-char	*strcat(char *, const char *);
-char	*strchr(const char *, int);
-int	 strcmp(const char *, const char *);
-int	 strcoll(const char *, const char *);
-char	*strcpy(char *, const char *);
-size_t	 strcspn(const char *, const char *);
-char	*strerror(int);
-int	 strerror_r(int, char *, size_t);
-size_t	 strlen(const char *);
-char	*strncat(char *, const char *, size_t);
-int	 strncmp(const char *, const char *, size_t);
-char	*strncpy(char *, const char *, size_t);
-char	*strnstr(const char *, const char *, size_t);
-char	*strpbrk(const char *, const char *);
-char	*strrchr(const char *, int);
-size_t	 strspn(const char *, const char *);
-char	*strstr(const char *, const char *);
-char	*strtok(char *, const char *);
-size_t	 strxfrm(char *, const char *, size_t);
-
-/* Nonstandard routines */
-#ifndef _ANSI_SOURCE
-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);
-void	*memccpy(void *, const void *, int, size_t);
-char	*rindex(const char *, int);
-int	 strcasecmp(const char *, const char *);
-char	*strdup(const char *);
-size_t	 strlcat(char *, const char *, size_t);
-size_t	 strlcpy(char *, const char *, size_t);
-void	 strmode(int, char *);
-int	 strncasecmp(const char *, const char *, size_t);
-char	*strsep(char **, const char *);
-char	*strsignal(int sig);
-char	*strtok_r(char *, const char *, char **);
-void	 swab(const void *, void *, size_t);
-#endif 
-__END_DECLS
-
-#endif /* _STRING_H_ */
+#ifdef _USE_EXTENDED_LOCALES_
+#include <xlocale/_string.h>
+#endif /* _USE_EXTENDED_LOCALES_ */