From bb2ef5c6f7058b149adc9230a3db7d1fbd423c51 Mon Sep 17 00:00:00 2001
From: Eli Zaretskii <eliz@gnu.org>
Date: Sat, 1 Oct 2016 10:12:53 +0300
Subject: [PATCH] Avoid compilation warning on MinGW

* src/w32.c: Include string.h, needed for the prototype of
'strerror', shadowed by 'sys_strerror'.  This avoids a compiler
warning about "no previous prototype".  The string.h header
must be included after ms-w32.h, but before "#undef strerror".
---
 src/w32.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/w32.c b/src/w32.c
index e0a34060f0a..f9110853799 100644
--- a/src/w32.c
+++ b/src/w32.c
@@ -40,9 +40,10 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 #include <sys/utime.h>
 #include <math.h>
 
-/* Include CRT headers *before* ms-w32.h.  */
+/* Include (most) CRT headers *before* ms-w32.h.  */
 #include <ms-w32.h>
 
+#include <string.h>	/* for strerror, needed by sys_strerror */
 #include <mbstring.h>	/* for _mbspbrk, _mbslwr, _mbsrchr, ... */
 
 #undef access
-- 
2.11.4.GIT