ttyopen
error = ttyopen(tp, 0, mode & O_NONBLOCK);
error = ttyopen(tp, DIALOUT(dev), flag & O_NONBLOCK);
error = ttyopen(tp, COMDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, COMDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, COMDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, COMDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, IMXUART_DIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, 1, ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, COMDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, SSCOMDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, COMDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, ZYNQUART_DIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, 1, ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, 0, (mode & O_NONBLOCK) ? 1 : 0);
error = ttyopen(tp, SERDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, ZS_DIALOUT(dev), (flags & O_NONBLOCK));
error = ttyopen(tp, COMDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, PLCOMDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, DIALOUT(dev), (flags & O_NONBLOCK));
error = ttyopen(tp, DCMDIALOUT(dev), (flag & O_NONBLOCK));
if ((err = ttyopen(tp, TXCOMDIALOUT(dev), ISSET(flag, O_NONBLOCK)))) {
error = ttyopen(tp, 0, (flag & O_NONBLOCK));
error = ttyopen(tp, SBJCN_DIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, SBSCN_DIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, 0, ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, SCN_DIALOUT(sc), flags & O_NONBLOCK);
error = ttyopen(tp, SCIDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, SCIFDIALOUT(dev), ISSET(flag, O_NONBLOCK));
int error = ttyopen(tp, 0, ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, CD18XX_DIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, CLMPCCDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, COMDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, ZSDIALOUT(dev), ISSET(flags, O_NONBLOCK));
error = ttyopen(tp, GTMPSCDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, CZTTY_DIALOUT(dev), ISSET(flags, O_NONBLOCK));
error = ttyopen(tp, MTTY_DIALOUT(dev), ISSET(flags, O_NONBLOCK));
error = ttyopen(tp, UCOMDIALOUT(dev), ISSET(flag, O_NONBLOCK));
err = ttyopen(tp, UCYCOMDIALOUT(dev), ISSET(flag, O_NONBLOCK));
error = ttyopen(tp, UHSODIALOUT(dev), ISSET(flag, O_NONBLOCK));
int ttyopen(struct tty *, int, int);