destroy_dev_sched_cb
destroy_dev_sched_cb(softc->dev, chdevgonecb, periph);
destroy_dev_sched_cb(enc->enc_dev, enc_devgonecb, periph);
destroy_dev_sched_cb(softc->dev, passdevgonecb, periph);
destroy_dev_sched_cb(softc->devs.ctl_dev, sadevgonecb, periph);
destroy_dev_sched_cb(softc->devs.r_dev, sadevgonecb, periph);
destroy_dev_sched_cb(softc->devs.nr_dev, sadevgonecb, periph);
destroy_dev_sched_cb(softc->devs.er_dev, sadevgonecb, periph);
destroy_dev_sched_cb(softc->dev, sgdevgonecb, periph);
destroy_dev_sched_cb(dev, g_dev_callback, cp);
return (destroy_dev_sched_cb(dev, NULL, NULL));
destroy_dev_sched_cb(dev, tty_dealloc, tp);
int destroy_dev_sched_cb(struct cdev *dev, void (*cb)(void *), void *arg);