From: Andrew Dunstan <andrew@dunslane.net>
Date: Tue, 4 Jan 2011 14:41:18 +0000 (-0500)
Subject: Work around header misdefines in modern Windows SDK when _WIN32_WINNT is less than... 
X-Git-Tag: REL8_2_20~9
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=3be03bae2c4c2b5035cef40be33e9ac688cafe17;p=thirdparty%2Fpostgresql.git

Work around header misdefines in modern Windows SDK when _WIN32_WINNT is less than 0x0501. Only required for versions 8.2, 8.3 and 8.4., as we defined _WIN32_WINNT as 0x0501 after that.
---

diff --git a/src/backend/libpq/pqcomm.c b/src/backend/libpq/pqcomm.c
index 14662e501f3..db79ca8eed3 100644
--- a/src/backend/libpq/pqcomm.c
+++ b/src/backend/libpq/pqcomm.c
@@ -361,7 +361,7 @@ StreamServerPort(int family, char *hostName, unsigned short portNumber,
 		}
 #endif
 
-#ifdef IPV6_V6ONLY
+#if defined(IPV6_V6ONLY) && defined(IPPROTO_IPV6)
 		if (addr->ai_family == AF_INET6)
 		{
 			if (setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY,