Upstream-Status: Backport
Signed-off-by: Ross Burton <ross.burton@intel.com>

From b10f382e3aa2e86cd5a2bc27d6758da55f0ab1f6 Mon Sep 17 00:00:00 2001
From: Jon TURNEY <jon.turney@dronecode.org.uk>
Date: Sat, 13 Sep 2014 20:28:38 +0100
Subject: Link with winsock library for socket functions on MinGW

Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
Reviewed-by: David Macek <david.macek.0@gmail.com>
---
 configure.ac | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/configure.ac b/configure.ac
index 608bab9..2288502 100644
--- a/configure.ac
+++ b/configure.ac
@@ -55,6 +55,14 @@ AC_PROG_LN_S
 # Checks for libraries.
 AC_SEARCH_LIBS([recvfrom],[socket])
 
+case $host_os in
+     *mingw*)
+        AC_CHECK_LIB([ws2_32],[main])
+        ;;
+     *)
+        ;;
+esac
+
 # Checks for library functions.
 AC_CHECK_LIB([bsd], [arc4random_buf])
 AC_CHECK_FUNCS([srand48 lrand48 arc4random_buf])
-- 
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