From d25cdc370d2469c37a780cf032ebcc86c41b3280 Mon Sep 17 00:00:00 2001
From: Amaury Forgeot d'Arc <amauryfa@gmail.com>
Date: Sat, 14 Jun 2008 08:36:07 +0000
Subject: [PATCH] on windows, r64214 broke compilation with some recent SDKs,
 because IPPROTO_IPV6 may be an enumeration member...

---
 Modules/socketmodule.h | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Modules/socketmodule.h b/Modules/socketmodule.h
index 44483cb35b5..ef8d0fca8ed 100644
--- a/Modules/socketmodule.h
+++ b/Modules/socketmodule.h
@@ -17,9 +17,10 @@
 # include <ws2tcpip.h>
 /* VC6 is shipped with old platform headers, and does not have MSTcpIP.h
  * Separate SDKs have all the functions we want, but older ones don't have
- * any version information. I use IPPROTO_IPV6 to detect a decent SDK.
+ * any version information. 
+ * I use SIO_GET_MULTICAST_FILTER to detect a decent SDK.
  */
-# ifdef IPPROTO_IPV6
+# ifdef SIO_GET_MULTICAST_FILTER
 #  include <MSTcpIP.h> /* for SIO_RCVALL */
 #  define HAVE_ADDRINFO
 #  define HAVE_SOCKADDR_STORAGE