set_nonblock
set_nonblock(rfd);
if (set_nonblock(sock) == -1)
set_nonblock(wfd);
set_nonblock(efd);
set_nonblock(rfd);
set_nonblock(wfd);
set_nonblock(efd);
set_nonblock(sockfd);
int set_nonblock(int);
set_nonblock(muxserver_sock);
set_nonblock(sock);
set_nonblock(ssh->state->connection_in);
set_nonblock(ssh->state->connection_out);
set_nonblock(remout);
set_nonblock(remin);
set_nonblock(fd);
if (set_nonblock(s) == -1)
set_nonblock(config_s[0]);
if (set_nonblock(listen_sock) == -1) {