lb_listen_socket
sds[0] = lb_listen_socket(PF_INET, SOCK_NONBLOCK);
sds[i] = lb_listen_socket(PF_INET, SOCK_NONBLOCK);
sds[0] = lb_listen_socket(PF_INET6, SOCK_NONBLOCK);
sds[i] = lb_listen_socket(PF_INET6, SOCK_NONBLOCK);
s = lb_listen_socket(PF_INET, 0);
s = lb_listen_socket(PF_INET6, 0);
s = lb_listen_socket(PF_INET, 0);
s2[i] = lb_listen_socket(PF_INET, 0);
s = lb_listen_socket(PF_INET, 0);
s = lb_listen_socket(PF_INET, 0);