Rely on <unistd.h> to declare 'environ',

[gnu-emacs] / src / vm-limit.c

diff --git a/src/vm-limit.c b/src/vm-limit.c
index fc847a295dd730d2e5a07aeab874a22aa4fdbdbe..cf697b56fdfc24b781a5354d46edc2876ac89fdf 100644 (file)
--- a/src/vm-limit.c
+++ b/src/vm-limit.c
@@ -1,5 +1,5 @@
 /* Functions for memory limit warnings.
-   Copyright (C) 1990, 1992, 2001-2011  Free Software Foundation, Inc.
+   Copyright (C) 1990, 1992, 2001-2012  Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
 
@@ -18,6 +18,7 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <setjmp.h>
+#include <unistd.h> /* for 'environ', on AIX */
 #include "lisp.h"
 #include "mem-limits.h"
 
@@ -31,7 +32,7 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 enum warnlevel { not_warned, warned_75, warned_85, warned_95 };
 static enum warnlevel warnlevel;
 
-typedef POINTER_TYPE *POINTER;
+typedef void *POINTER;
 
 /* Function to call to issue a warning;
    0 means don't issue them.  */
@@ -268,7 +269,6 @@ start_of_data (void)
    * is known to live at or near the start of the system crt0.c, and
    * we don't sweat the handful of bytes that might lose.
    */
-  extern char **environ;
   return ((POINTER) &environ);
 #else
   extern int data_start;