From: Eli Zaretskii <eliz@gnu.org>
Date: Sat, 16 Sep 2017 08:51:24 +0000 (+0300)
Subject: Avoid MinGW64 compilation warning in w32.c
X-Git-Tag: emacs-26.0.90~167
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=6d6dc246f93486fc8370399b6e1af8a17f371e4f;p=emacs.git

Avoid MinGW64 compilation warning in w32.c

* src/w32.c (sys_strerror): Provide a prototype for MinGW64.
---

diff --git a/src/w32.c b/src/w32.c
index f583d5e76c2..eb531aa60c3 100644
--- a/src/w32.c
+++ b/src/w32.c
@@ -82,6 +82,10 @@ int sys_dup2 (int, int);
 int sys_read (int, char *, unsigned int);
 int sys_write (int, const void *, unsigned int);
 struct tm *sys_localtime (const time_t *);
+/* MinGW64 system headers include string.h too early, causing the
+   compiler to emit a warning about sys_strerror having no
+   prototype.  */
+char *sys_strerror (int);
 
 #ifdef HAVE_MODULES
 extern void dynlib_reset_last_error (void);