--- Libc/Libc-1725.40.4/include/string.h
+++ Libc/Libc-594.1.4/include/string.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2007, 2010, 2023 Apple Inc. All rights reserved.
+ * Copyright (c) 2000, 2007 Apple Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
  *
@@ -55,8 +55,105 @@
  *	@(#)string.h	8.1 (Berkeley) 6/2/93
  */
 
-#include <_string.h>
+#ifndef _STRING_H_
+#define	_STRING_H_
+#include <_types.h>
+
+#ifndef	_SIZE_T
+#define	_SIZE_T
+typedef	__darwin_size_t		size_t;
+#endif
+
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)	/* For swab */
+#ifndef _SSIZE_T
+#define _SSIZE_T
+typedef __darwin_ssize_t	ssize_t;
+#endif
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
+
+#ifndef NULL
+#define NULL __DARWIN_NULL
+#endif /* ! NULL */
+
+#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);
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+char	*stpcpy(char *, const char *);
+char	*strcasestr(const char *, const char *);
+#endif	/* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
+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 *);
+//Begin-Libc
+#ifndef LIBC_ALIAS_STRERROR
+//End-Libc
+char	*strerror(int) __DARWIN_ALIAS(strerror);
+//Begin-Libc
+#else /* LIBC_ALIAS_STRERROR */
+char	*strerror(int) LIBC_ALIAS(strerror);
+#endif /* !LIBC_ALIAS_STRERROR */
+//End-Libc
+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);
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+char	*strnstr(const char *, const char *, size_t);
+#endif	/* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
+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
+void	*memccpy(void *, const void *, int, size_t);
+char	*strtok_r(char *, const char *, char **);
+char	*strdup(const char *);
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+int	 bcmp(const void *, const void *, size_t);
+void	 bcopy(const void *, void *, size_t);
+void	 bzero(void *, size_t);
+int	 ffs(int);
+int	 ffsl(long);
+int	 fls(int);
+int	 flsl(long);
+char	*index(const char *, int);
+void     memset_pattern4(void *, const void *, size_t);
+void     memset_pattern8(void *, const void *, size_t);
+void     memset_pattern16(void *, const void *, size_t);
+char	*rindex(const char *, int);
+int	 strcasecmp(const char *, 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);
+void	 swab(const void * __restrict, void * __restrict, ssize_t);
+#endif	/* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
+#endif 	/* !_ANSI_SOURCE */
+__END_DECLS
 
 #ifdef _USE_EXTENDED_LOCALES_
 #include <xlocale/_string.h>
 #endif /* _USE_EXTENDED_LOCALES_ */
+
+#if defined (__GNUC__) && _FORTIFY_SOURCE > 0 && !defined (__cplusplus)
+/* Security checking functions.  */
+#include <secure/_string.h>
+#endif
+
+#endif /* _STRING_H_ */