153     int s, opt;  in iperf_tcp_listen()  local
204             opt = 1;  in iperf_tcp_listen()
205             if (setsockopt(s, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt)) < 0) {  in iperf_tcp_listen()
215         if ((opt = test->settings->mss)) {  in iperf_tcp_listen()
216             if (setsockopt(s, IPPROTO_TCP, TCP_MAXSEG, &opt, sizeof(opt)) < 0) {  in iperf_tcp_listen()
225         if ((opt = test->settings->socket_bufsize)) {  in iperf_tcp_listen()
226             if (setsockopt(s, SOL_SOCKET, SO_RCVBUF, &opt, sizeof(opt)) < 0) {  in iperf_tcp_listen()
234             if (setsockopt(s, SOL_SOCKET, SO_SNDBUF, &opt, sizeof(opt)) < 0) {  in iperf_tcp_listen()
266         opt = 1;  in iperf_tcp_listen()
267         if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)) < 0) {  in iperf_tcp_listen()
284 		opt = 0;  in iperf_tcp_listen()
286 		opt = 1;  in iperf_tcp_listen()
288 			   (char *) &opt, sizeof(opt)) < 0) {  in iperf_tcp_listen()
373     int s, opt;  in iperf_tcp_connect()  local
386         opt = 1;  in iperf_tcp_connect()
387         if (setsockopt(s, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt)) < 0) {  in iperf_tcp_connect()
396     if ((opt = test->settings->mss)) {  in iperf_tcp_connect()
397         if (setsockopt(s, IPPROTO_TCP, TCP_MAXSEG, &opt, sizeof(opt)) < 0) {  in iperf_tcp_connect()
406     if ((opt = test->settings->socket_bufsize)) {  in iperf_tcp_connect()
407         if (setsockopt(s, SOL_SOCKET, SO_RCVBUF, &opt, sizeof(opt)) < 0) {  in iperf_tcp_connect()
415         if (setsockopt(s, SOL_SOCKET, SO_SNDBUF, &opt, sizeof(opt)) < 0) {  in iperf_tcp_connect()
425     if ((opt = test->settings->snd_timeout)) {  in iperf_tcp_connect()
426         if (setsockopt(s, IPPROTO_TCP, TCP_USER_TIMEOUT, &opt, sizeof(opt)) < 0) {  in iperf_tcp_connect()
511             opt = 1;  in iperf_tcp_connect()
512             if (setsockopt(s, IPPROTO_IPV6, IPV6_FLOWINFO_SEND, &opt, sizeof(opt)) < 0) {  in iperf_tcp_connect()