COM_UART_UNKNOWN  175 dev/ic/com_subr.c 	if (sc->sc_uarttype == COM_UART_UNKNOWN)
COM_UART_UNKNOWN  187 dev/ic/com_subr.c 			sc->sc_uarttype = COM_UART_UNKNOWN;
COM_UART_UNKNOWN  260 dev/ic/com_subr.c 	case COM_UART_UNKNOWN: