test_bind
if (test_bind(sun, slen + 2) != t[i].r) {
if (test_bind(sun, slen + 3) != t[i].r) {
test_bind(sun, sizeof(*sun)) != t[i].r) {
if (test_bind(sun, slen + 2) != t[i].r) {
rc |= test_bind(argv[1], &uc_addr, port, SOCK_STREAM, 0);
rc |= test_bind(argv[2], &err_addr, port, SOCK_STREAM, EADDRNOTAVAIL);
rc |= test_bind(argv[3], &bc_addr, port, SOCK_STREAM, EADDRNOTAVAIL);
rc |= test_bind(argv[2], &err_addr, port, SOCK_STREAM, EADDRNOTAVAIL);
rc |= test_bind(argv[3], &bc_addr, port, SOCK_DGRAM, 0);