From ea83b018b5196f1c43c21b7b1eddbfacd6eb47b7 Mon Sep 17 00:00:00 2001
From: William Pitcock <nenolod@dereferenced.org>
Date: Sun, 20 Mar 2016 04:08:12 -0500
Subject: [PATCH] librb: acinclude: check for ipv6 on win32

---
 librb/acinclude.m4 | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/librb/acinclude.m4 b/librb/acinclude.m4
index 8325a7d0..a839aa02 100644
--- a/librb/acinclude.m4
+++ b/librb/acinclude.m4
@@ -38,8 +38,13 @@ dnl RB_PROTO_INET6
 AC_DEFUN([RB_PROTO_INET6],[
   AC_CACHE_CHECK([for INET6 protocol support], [rb_cv_proto_inet6],[
     AC_TRY_CPP([
+#ifndef _WIN32
 #include <sys/types.h>
 #include <sys/socket.h>
+#else
+#include <winsock2.h>
+#include <ws2tcpip.h>
+#endif
 
 #ifndef PF_INET6
 #error Missing PF_INET6