Update.

	* misc/sys/cdefs.h: Define __restrict_arr.
	* include/sys/time.h: Add restrict where required by AGd4.
	* inet/arpa/inet.h: Likewise.
	* io/sys/stat.h: Likewise.
	* io/sys/statvfs.h: Likewise.
	* misc/search.h: Likewise.
	* misc/sys/select.h: Likewise.
	* posix/glob.h: Likewise.
	* posix/regex.h: Likewise.
	* posix/spawn.h: Likewise.
	* posix/unistd.h: Likewise.
	* rt/aio.h: Likewise.
	* signal/signal.h: Likewise.
	* socket/sys/socket.h: Likewise.
	* stdlib/ucontext.h: Likewise.
	* streams/stropts.h: Likewise.
	* string/string.h: Likewise.
	* time/time.h: Likewise.
	* time/sys/time.h: Likewise.

	* posix/spawn.h: Add declarations for posix_spawnattr_getscheparam
	and posix_spawnattr_setscheparam.

	* libio/stdio.h: Make cuserid prototype again available for all
	XPG versions.

2 files changed, 18 insertions, 9 deletions

diff --git a/io/sys/stat.h b/io/sys/stat.h
index 7a8c8b3..32268a0 100644
--- a/io/sys/stat.h
+++ b/io/sys/stat.h
@@ -196,7 +196,8 @@ __BEGIN_DECLS
 
 #ifndef __USE_FILE_OFFSET64
 /* Get file attributes for FILE and put them in BUF.  */
-extern int stat (__const char *__file, struct stat *__buf) __THROW;
+extern int stat (__const char *__restrict __file,
+		 struct stat *__restrict __buf) __THROW;
 
 /* Get file attributes for the file, device, pipe, or socket
    that file descriptor FD is open on and put them in BUF.  */
@@ -204,7 +205,8 @@ extern int fstat (int __fd, struct stat *__buf) __THROW;
 #else
 # ifdef __REDIRECT
 extern int __REDIRECT (stat,
-		       (__const char *__file, struct stat *__buf) __THROW,
+		       (__const char *__restrict __file,
+			struct stat *__restrict __buf) __THROW,
 		       stat64);
 extern int __REDIRECT (fstat, (int __fd, struct stat *__buf) __THROW, fstat64);
 # else
@@ -213,7 +215,8 @@ extern int __REDIRECT (fstat, (int __fd, struct stat *__buf) __THROW, fstat64);
 # endif
 #endif
 #ifdef __USE_LARGEFILE64
-extern int stat64 (__const char *__file, struct stat64 *__buf) __THROW;
+extern int stat64 (__const char *__restrict __file,
+		   struct stat64 *__restrict __buf) __THROW;
 extern int fstat64 (int __fd, struct stat64 *__buf) __THROW;
 #endif
 
@@ -221,18 +224,21 @@ extern int fstat64 (int __fd, struct stat64 *__buf) __THROW;
 # ifndef __USE_FILE_OFFSET64
 /* Get file attributes about FILE and put them in BUF.
    If FILE is a symbolic link, do not follow it.  */
-extern int lstat (__const char *__file, struct stat *__buf) __THROW;
+extern int lstat (__const char *__restrict __file,
+		  struct stat *__restrict __buf) __THROW;
 # else
 #  ifdef __REDIRECT
 extern int __REDIRECT (lstat,
-		       (__const char *__file, struct stat *__buf) __THROW,
+		       (__const char *__restrict __file,
+			struct stat *__restrict __buf) __THROW,
 		       lstat64);
 #  else
 #   define lstat lstat64
 #  endif
 # endif
 # ifdef __USE_LARGEFILE64
-extern int lstat64 (__const char *__file, struct stat64 *__buf) __THROW;
+extern int lstat64 (__const char *__restrict __file,
+		    struct stat64 *__restrict __buf) __THROW;
 # endif
 #endif
 
diff --git a/io/sys/statvfs.h b/io/sys/statvfs.h
index 71335f3..9134cb4 100644
--- a/io/sys/statvfs.h
+++ b/io/sys/statvfs.h
@@ -49,18 +49,21 @@ __BEGIN_DECLS
 
 /* Return information about the filesystem on which FILE resides.  */
 #ifndef __USE_FILE_OFFSET64
-extern int statvfs (__const char *__file, struct statvfs *__buf) __THROW;
+extern int statvfs (__const char *__restrict __file,
+		    struct statvfs *__restrict __buf) __THROW;
 #else
 # ifdef __REDIRECT
 extern int __REDIRECT (statvfs,
-		       (__const char *__file, struct statvfs *__buf) __THROW,
+		       (__const char *__restrict __file,
+			struct statvfs *__restrict __buf) __THROW,
 		       statvfs64);
 # else
 #  define statvfs statvfs64
 # endif
 #endif
 #ifdef __USE_LARGEFILE64
-extern int statvfs64 (__const char *__file, struct statvfs64 *__buf) __THROW;
+extern int statvfs64 (__const char *__restrict __file,
+		      struct statvfs64 *__restrict __buf) __THROW;
 #endif
 
 /* Return information about the filesystem containing the file FILDES