From dcfac5a76c1ab73f9e8382e3a3c63509413d5d4a Mon Sep 17 00:00:00 2001
From: Stéphane Raimbault <stephane.raimbault@gmail.com>
Date: Tue, 28 Jan 2014 23:43:52 +0100
Subject: [PATCH] Fix compilation with MinGW (GCC 4.8.1) under Win7 (closes #163)

---
 configure.ac | 3 +++
 1 file changed, 3 insertions(+), 0 deletions(-)

diff --git a/configure.ac b/configure.ac
index e1d8ffd..3cca6c4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -100,6 +100,9 @@ AC_CHECK_DECLS([__CYGWIN__])
 AC_FUNC_FORK
 AC_CHECK_FUNCS([accept4 getaddrinfo gettimeofday inet_ntoa memset select socket strerror strlcpy])
 
+# Required for MinGW with GCC v4.8.1 on Win7
+AC_DEFINE(WINVER, 0x0501, _)
+
 # Required for getaddrinfo (TCP PI - IPv6)
 AC_CHECK_HEADERS([winsock2.h], HAVE_WINSOCK2_H=yes)
 if test "x$HAVE_WINSOCK2_H" = "xyes"; then
--
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