--- Libc/Libc-1725.40.4/include/regex.h
+++ Libc/Libc-498/include/regex.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2011 Apple Inc. All rights reserved.
+ * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
@@ -19,33 +19,6 @@
  * limitations under the License.
  * 
  * @APPLE_LICENSE_HEADER_END@
- */
-/*
- * Copyright (c) 2001-2009 Ville Laurikari <vl@iki.fi>
- * All rights reserved.
- * 
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 
- *   1. Redistributions of source code must retain the above copyright
- *      notice, this list of conditions and the following disclaimer.
- * 
- *   2. Redistributions in binary form must reproduce the above copyright
- *      notice, this list of conditions and the following disclaimer in the
- *      documentation and/or other materials provided with the distribution.
- * 
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT
- * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 /*-
  * Copyright (c) 1992 Henry Spencer.
@@ -86,8 +59,97 @@
  *	@(#)regex.h	8.2 (Berkeley) 1/3/94
  */
 
-#include <_regex.h>
+#ifndef _REGEX_H_
+#define	_REGEX_H_
 
-#ifdef _USE_EXTENDED_LOCALES_
-#include <xlocale/_regex.h>
-#endif /* _USE_EXTENDED_LOCALES_ */
+#include <_types.h>
+
+/* types */
+typedef __darwin_off_t regoff_t;
+
+#ifndef _SIZE_T
+#define _SIZE_T
+typedef __darwin_size_t	size_t;
+#endif
+
+typedef struct {
+	int re_magic;
+	size_t re_nsub;		/* number of parenthesized subexpressions */
+	const char *re_endp;	/* end pointer for REG_PEND */
+	struct re_guts *re_g;	/* none of your business :-) */
+} regex_t;
+
+typedef struct {
+	regoff_t rm_so;		/* start of match */
+	regoff_t rm_eo;		/* end of match */
+} regmatch_t;
+
+/* regcomp() flags */
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+#define	REG_BASIC	0000
+#endif	/* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
+#define	REG_EXTENDED	0001
+#define	REG_ICASE	0002
+#define	REG_NOSUB	0004
+#define	REG_NEWLINE	0010
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+#define	REG_NOSPEC	0020
+#define	REG_PEND	0040
+#define	REG_DUMP	0200
+#endif	/* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
+
+/* regerror() flags */
+#define	REG_ENOSYS	 (-1)	/* Reserved */
+#define	REG_NOMATCH	 1
+#define	REG_BADPAT	 2
+#define	REG_ECOLLATE	 3
+#define	REG_ECTYPE	 4
+#define	REG_EESCAPE	 5
+#define	REG_ESUBREG	 6
+#define	REG_EBRACK	 7
+#define	REG_EPAREN	 8
+#define	REG_EBRACE	 9
+#define	REG_BADBR	10
+#define	REG_ERANGE	11
+#define	REG_ESPACE	12
+#define	REG_BADRPT	13
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+#define	REG_EMPTY	14
+#define	REG_ASSERT	15
+#define	REG_INVARG	16
+#define	REG_ILLSEQ	17
+#define	REG_ATOI	255	/* convert name to number (!) */
+#define	REG_ITOA	0400	/* convert number to name (!) */
+#endif	/* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
+
+/* regexec() flags */
+#define	REG_NOTBOL	00001
+#define	REG_NOTEOL	00002
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+#define	REG_STARTEND	00004
+#define	REG_TRACE	00400	/* tracing of execution */
+#define	REG_LARGE	01000	/* force large representation */
+#define	REG_BACKR	02000	/* force use of backref code */
+#endif	/* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
+
+__BEGIN_DECLS
+//Begin-Libc
+#ifndef LIBC_ALIAS_REGCOMP
+//End-Libc
+int	regcomp(regex_t * __restrict, const char * __restrict, int) __DARWIN_ALIAS(regcomp);
+//Begin-Libc
+#else /* LIBC_ALIAS_REGCOMP */
+int	regcomp(regex_t * __restrict, const char * __restrict, int) LIBC_ALIAS(regcomp);
+#endif /* !LIBC_ALIAS_REGCOMP */
+//End-Libc
+size_t	regerror(int, const regex_t * __restrict, char * __restrict, size_t);
+/*
+ * gcc under c99 mode won't compile "[ __restrict]" by itself.  As a workaround,
+ * a dummy argument name is added.
+ */
+int	regexec(const regex_t * __restrict, const char * __restrict, size_t,
+	    regmatch_t __pmatch[ __restrict], int);
+void	regfree(regex_t *);
+__END_DECLS
+
+#endif /* !_REGEX_H_ */