1 files changed, 28 insertions, 24 deletions

diff --git a/gl/regex.h b/gl/regex.h
index 6885ebdf..a5312832 100644
--- a/gl/regex.h
+++ b/gl/regex.h
@@ -6,7 +6,7 @@
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2, or (at your option)
+   the Free Software Foundation; either version 3, or (at your option)
    any later version.
 
    This program is distributed in the hope that it will be useful,
@@ -625,41 +625,45 @@ extern int re_exec (const char *);
 #endif
 
 /* GCC 2.95 and later have "__restrict"; C99 compilers have
-   "restrict", and "configure" may have defined "restrict".  */
-#ifndef __restrict
-# if ! (2 < __GNUC__ || (2 == __GNUC__ && 95 <= __GNUC_MINOR__))
-#  if defined restrict || 199901L <= __STDC_VERSION__
-#   define __restrict restrict
-#  else
-#   define __restrict
-#  endif
+   "restrict", and "configure" may have defined "restrict".
+   Other compilers use __restrict, __restrict__, and _Restrict, and
+   'configure' might #define 'restrict' to those words, so pick a
+   different name.  */
+#ifndef _Restrict_
+# if 199901L <= __STDC_VERSION__
+#  define _Restrict_ restrict
+# elif 2 < __GNUC__ || (2 == __GNUC__ && 95 <= __GNUC_MINOR__)
+#  define _Restrict_ __restrict
+# else
+#  define _Restrict_
 # endif
 #endif
 /* gcc 3.1 and up support the [restrict] syntax.  Don't trust
    sys/cdefs.h's definition of __restrict_arr, though, as it
    mishandles gcc -ansi -pedantic.  */
-#undef __restrict_arr
-#if ((199901L <= __STDC_VERSION__                                       \
-      || ((3 < __GNUC__ || (3 == __GNUC__ && 1 <= __GNUC_MINOR__))      \
-          && !__STRICT_ANSI__))                                         \
-     && !defined __GNUG__)
-# define __restrict_arr __restrict
-#else
-# define __restrict_arr
+#ifndef _Restrict_arr_
+# if ((199901L <= __STDC_VERSION__                                      \
+       || ((3 < __GNUC__ || (3 == __GNUC__ && 1 <= __GNUC_MINOR__))     \
+           && !__STRICT_ANSI__))                                        \
+      && !defined __GNUG__)
+#  define _Restrict_arr_ _Restrict_
+# else
+#  define _Restrict_arr_
+# endif
 #endif
 
 /* POSIX compatibility.  */
-extern int regcomp (regex_t *__restrict __preg,
-                    const char *__restrict __pattern,
+extern int regcomp (regex_t *_Restrict_ __preg,
+                    const char *_Restrict_ __pattern,
                     int __cflags);
 
-extern int regexec (const regex_t *__restrict __preg,
-                    const char *__restrict __string, size_t __nmatch,
-                    regmatch_t __pmatch[__restrict_arr],
+extern int regexec (const regex_t *_Restrict_ __preg,
+                    const char *_Restrict_ __string, size_t __nmatch,
+                    regmatch_t __pmatch[_Restrict_arr_],
                     int __eflags);
 
-extern size_t regerror (int __errcode, const regex_t *__restrict __preg,
-                        char *__restrict __errbuf, size_t __errbuf_size);
+extern size_t regerror (int __errcode, const regex_t *_Restrict_ __preg,
+                        char *_Restrict_ __errbuf, size_t __errbuf_size);
 
 extern void regfree (regex_t *__preg);