(MAXSIZE): New macro.

[gnulib.git] / lib / posixver.c

diff --git a/lib/posixver.c b/lib/posixver.c
index 9467a78..754d7ac 100644 (file)
--- a/lib/posixver.c
+++ b/lib/posixver.c
@@ -1,6 +1,6 @@
 /* Which POSIX version to conform to, for utilities.
 
-   Copyright (C) 2002 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
 
    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
@@ -22,12 +22,10 @@
 # include <config.h>
 #endif
 
-#include <limits.h>
+#include "posixver.h"
 
+#include <limits.h>
 #include <stdlib.h>
-#if !HAVE_DECL_GETENV && !defined getenv
-char *getenv ();
-#endif
 
 #if HAVE_UNISTD_H
 # include <unistd.h>
@@ -36,13 +34,17 @@ char *getenv ();
 # define _POSIX2_VERSION 0
 #endif
 
+#ifndef DEFAULT_POSIX2_VERSION
+# define DEFAULT_POSIX2_VERSION _POSIX2_VERSION
+#endif
+
 /* The POSIX version that utilities should conform to.  The default is
    specified by the system.  */
 
 int
 posix2_version (void)
 {
-  long int v = _POSIX2_VERSION;
+  long int v = DEFAULT_POSIX2_VERSION;
   char const *s = getenv ("_POSIX2_VERSION");
 
   if (s && *s)