mct_u232_set_modem_ctrl
mct_u232_set_modem_ctrl(port, control_state);
mct_u232_set_modem_ctrl(port, control_state);
mct_u232_set_modem_ctrl(port, control_state);
mct_u232_set_modem_ctrl(port, control_state);
return mct_u232_set_modem_ctrl(port, control_state);
mct_u232_set_modem_ctrl(port, control_state);
mct_u232_set_modem_ctrl(port, control_state);