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.

adunstan · adunstan · commit 3be03bae2c4c · 2011-01-04T09:41:18.000-05:00
diff --git 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,

Original file line number	Diff line number	Diff line change
`@@ -361,7 +361,7 @@ StreamServerPort(int family, char *hostName, unsigned short portNumber,`
`361`	`361`	`}`
`362`	`362`	`#endif`
`363`	`363`
`364`		`-#ifdef IPV6_V6ONLY`
	`364`	`+#if defined(IPV6_V6ONLY) && defined(IPPROTO_IPV6)`
`365`	`365`	`if (addr->ai_family == AF_INET6)`
`366`	`366`	`{`
`367`	`367`	`if (setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY,`