Add this line after upgrade:

lws_plat_set_socket_options(struct lws_vhost *vhost, int fd, int unix_skt)
{
    int max_retry = 2;
    if (setsockopt(fd, IPPROTO_TCP, TCP_SYNCNT, &max_retry, sizeof(max_retry)) < 0) {
        return 1;
    }