下列代码段给出了只支持Windows Sockets 1.1版本的应用程序是如何进行WSAStartup()调用的:

                WORD wVersionRequested;

                WSADATA wsaData;

                int err;

                wVersionRequested = MAKEWORD( 1, 1 );

                err = WSAStartup( wVersionRequested, &wsaData );