From 55cfbf2bbf4bff7ad77c514ba30c7c0a3a90bab3 Mon Sep 17 00:00:00 2001
From: Joel Rosdahl <joel@rosdahl.net>
Date: Wed, 28 Jan 2015 23:15:07 +0100
Subject: [PATCH] Link with -lws2_32 on Windows

---
 configure.ac | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/configure.ac b/configure.ac
index 2cf293926..9e6558894 100644
--- a/configure.ac
+++ b/configure.ac
@@ -11,6 +11,7 @@ AC_CANONICAL_HOST
 
 case $host in
     *mingw32* | *cygwin* | *wince* | *mingwce*)
+        windows_os=yes
         AC_DEFINE(_WIN32_WINNT,0x0600, Windows Vista or newer is required)
         ;;
 esac
@@ -122,6 +123,11 @@ else
     extra_ldflags="-lz"
 fi
 
+dnl Linking on Windows needs ws2_32
+if test x${windows_os} = xyes; then
+    extra_ldflags="$extra_ldflags -lws2_32"
+fi
+
 AC_C_BIGENDIAN
 
 AC_C_INLINE
-- 
2.47.2