dcmmctl
(void) dcmmctl(dev, MO_ON, DMBIS);
(void) dcmmctl(dev, MO_ON, DMBIC);
(void) dcmmctl(dev, *(int *)data, DMSET);
(void) dcmmctl(dev, *(int *)data, DMBIS);
(void) dcmmctl(dev, *(int *)data, DMBIC);
*(int *)data = dcmmctl(dev, 0, DMGET);
(void)dcmmctl(DCMUNIT(tp->t_dev), MO_OFF, DMSET);
static int dcmmctl(dev_t, int, int);
(void) dcmmctl(dev, mbits, DMSET); /* enable port */
(dcmmctl(dev, MO_OFF, DMGET) & MI_CD))
(void) dcmmctl(dev, MO_OFF, DMSET);