IS_INVALID_SOCKET 406 ext/sockets/sockets.c if (!IS_INVALID_SOCKET(php_sock)) { IS_INVALID_SOCKET 440 ext/sockets/sockets.c if (IS_INVALID_SOCKET(sock)) { IS_INVALID_SOCKET 474 ext/sockets/sockets.c if (IS_INVALID_SOCKET(out_sock)) { IS_INVALID_SOCKET 1360 ext/sockets/sockets.c if (IS_INVALID_SOCKET(php_sock)) {