44 # define sock_write(sd, buf, len) send((SOCKET)sd, buf, len, 0)  argument
45 # define sock_read(sd, buf, len) recv((SOCKET)sd, buf, len, 0)  argument
46 # define sock_close(sd) closesocket((SOCKET)sd)  argument
56 # define sock_write(sd, buf, len) write(sd, buf, len)  argument
57 # define sock_read(sd, buf, len) read(sd, buf, len)  argument
58 # define sock_close(sd) close(sd)  argument
60 # define fd_write(sd, buf, len) write(sd, buf, len)  argument
61 # define fd_close(sd) close(sd)  argument
723     int		sd = -1;  in channel_connect()  local
734 	if (sd >= 0)  in channel_connect()
735 	    sock_close(sd);  in channel_connect()
736 	sd = socket(server_addr->sa_family, SOCK_STREAM, 0);  in channel_connect()
737 	if (sd == -1)  in channel_connect()
749 		ioctlsocket(sd, FIONBIO, &val) < 0  in channel_connect()
751 		fcntl(sd, F_SETFL, O_NONBLOCK) < 0  in channel_connect()
758 		sock_close(sd);  in channel_connect()
766 	ret = connect(sd, server_addr, server_addrlen);  in channel_connect()
782 	    sock_close(sd);  in channel_connect()
788 	    sock_close(sd);  in channel_connect()
809 	    FD_SET(sd, &rfds);  in channel_connect()
811 	    FD_SET(sd, &wfds);  in channel_connect()
821 	    ret = select((int)sd + 1, &rfds, &wfds, NULL, &tv);  in channel_connect()
828 		sock_close(sd);  in channel_connect()
835 	    if (FD_ISSET(sd, &wfds))  in channel_connect()
851 	    if (FD_ISSET(sd, &rfds) || FD_ISSET(sd, &wfds))  in channel_connect()
853 		ret = getsockopt(sd,  in channel_connect()
867 		    sock_close(sd);  in channel_connect()
873 		    sock_close(sd);  in channel_connect()
878 	    if (FD_ISSET(sd, &wfds) && so_error == 0)  in channel_connect()
916 	sock_close(sd);  in channel_connect()
924 	ioctlsocket(sd, FIONBIO, &val);  in channel_connect()
926 	(void)fcntl(sd, F_SETFL, 0);  in channel_connect()
930     return sd;  in channel_connect()
947     int			sd = -1;  in channel_open()  local
1036 	sd = channel_connect(channel, addr->ai_addr, (int)addr->ai_addrlen,  in channel_open()
1038 	if (sd >= 0)  in channel_open()
1071     sd = channel_connect(channel, (struct sockaddr *)&server, sizeof(server),  in channel_open()
1075     if (sd < 0)  in channel_open()
1083     channel->CH_SOCK_FD = (sock_T)sd;  in channel_open()