Merge commit '9409c9bd'

* commit '9409c9bd':
  configure: Disable networking if winsock2.h is available but winsock functions aren't
Merged-by: Michael Niedermayer <michaelni@gmx.at>

configure

@@ -4253,7 +4253,7 @@ if ! disabled network; then
         check_func_headers winsock2.h closesocket -lws2 &&
             network_extralibs="-lws2" ||
         { check_func_headers winsock2.h closesocket -lws2_32 &&
-            network_extralibs="-lws2_32"; }
+            network_extralibs="-lws2_32"; } || disable winsock2_h network
         check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
         check_type ws2tcpip.h socklen_t
         check_type ws2tcpip.h "struct addrinfo"