scn_config
scn_config(unit, channel, speed, speed, MR1_PNONE | MR1_CS8, MR2_STOP1);
error = scn_config(unit, sc->sc_channel, t->c_ispeed,
scn_config(unit, SCN_CONSCHAN, rate, rate,
static int scn_config(int, int, int, int, u_char, u_char);