uwp fixes

test/IXGetFreePort.cpp

@@ -4,6 +4,14 @@
  *  Copyright (c) 2019 Machine Zone. All rights reserved.
  */
 
+// Using inet_addr will trigger an error on uwp without this 
+// FIXME: use a different api
+#ifdef _WIN32
+#ifndef _WINSOCK_DEPRECATED_NO_WARNINGS
+#define _WINSOCK_DEPRECATED_NO_WARNINGS
+#endif
+#endif
+
 #include "IXGetFreePort.h"
 
 #include <ixwebsocket/IXNetSystem.h>