From 1f99f6d0689d20db44c0c7d88e8af1ebe900d187 Mon Sep 17 00:00:00 2001
From: Joel Brobecker <brobecker@adacore.com>
Date: Mon, 19 Jan 2015 16:29:07 +0100
Subject: [PATCH] strerror.c: Do not declare sys_nerr or sys_errlist if already
 macros

This fixes a MinGW warning in libiberty/strerror.c.

2015-01-19  Eli Zaretskii  <eliz@gnu.org>

        * strerror.c <sys_nerr, sys_errlist>: Declare only if they aren't
        macros.
---
 libiberty/ChangeLog  | 5 +++++
 libiberty/strerror.c | 5 +++++
 2 files changed, 10 insertions(+)

diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index ac2387552e..22e3f8504b 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,3 +1,8 @@
+2015-01-19  Eli Zaretskii  <eliz@gnu.org>
+
+	* strerror.c <sys_nerr, sys_errlist>: Declare only if they aren't
+	macros.
+
 2014-12-24  Uros Bizjak  <ubizjak@gmail.com>
 	    Ben Elliston  <bje@au.ibm.com>
 	    Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
diff --git a/libiberty/strerror.c b/libiberty/strerror.c
index 0efadc3d65..a8a0bd1f7e 100644
--- a/libiberty/strerror.c
+++ b/libiberty/strerror.c
@@ -469,8 +469,13 @@ static const char **sys_errlist;
 
 #else
 
+
+#ifndef sys_nerr
 extern int sys_nerr;
+#endif
+#ifndef sys_errlist
 extern char *sys_errlist[];
+#endif
 
 #endif