From 673ce5afba98a61bf0809214b0a238c2f4b37ea1 Mon Sep 17 00:00:00 2001
From: Michael Jerris <mike@jerris.com>
Date: Tue, 11 Dec 2007 09:52:42 +0000
Subject: [PATCH] msvc 9 build tweak.

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@6626 d0543943-73ff-0310-b7d9-9358b9ac24b2
---
 libs/apr/include/arch/win32/apr_arch_networkio.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libs/apr/include/arch/win32/apr_arch_networkio.h b/libs/apr/include/arch/win32/apr_arch_networkio.h
index d4e434d0c1..bb58dde224 100644
--- a/libs/apr/include/arch/win32/apr_arch_networkio.h
+++ b/libs/apr/include/arch/win32/apr_arch_networkio.h
@@ -20,6 +20,9 @@
 #include "apr_network_io.h"
 #include "apr_general.h"
 #include "apr_poll.h"
+#ifdef _MSC_VER
+#undef MCAST_JOIN_SOURCE_GROUP
+#endif
 
 typedef struct sock_userdata_t sock_userdata_t;
 struct sock_userdata_t {