Sync libiberty with upstream GCC.

[deliverable/binutils-gdb.git] / libiberty / pex-unix.c

diff --git a/libiberty/pex-unix.c b/libiberty/pex-unix.c
index 0715115747826d510a960ae772cccc052012ee5a..034194e4815ae3f61029e175c375e7b2e2ad2a9b 100644 (file)
--- a/libiberty/pex-unix.c
+++ b/libiberty/pex-unix.c
@@ -1,8 +1,7 @@
 /* Utilities to execute a program in a subprocess (possibly linked by pipes
    with other subprocesses), and wait for it.  Generic Unix version
    (also used for UWIN and VMS).
-   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005, 2009,
-   2010 Free Software Foundation, Inc.
+   Copyright (C) 1996-2017 Free Software Foundation, Inc.
 
 This file is part of the libiberty library.
 Libiberty is free software; you can redistribute it and/or
@@ -23,6 +22,7 @@ Boston, MA 02110-1301, USA.  */
 #include "config.h"
 #include "libiberty.h"
 #include "pex-common.h"
+#include "environ.h"
 
 #include <stdio.h>
 #include <signal.h>
@@ -390,8 +390,6 @@ pex_child_error (struct pex_obj *obj, const char *executable,
 
 /* Execute a child.  */
 
-extern char **environ;
-
 #if defined(HAVE_SPAWNVE) && defined(HAVE_SPAWNVPE)
 /* Implementation of pex->exec_child using the Cygwin spawn operation.  */