pckbc_set_poll    100 dev/ic/pckbcvar.h void pckbc_set_poll(pckbc_tag_t, pckbc_slot_t, int);
pckbc_set_poll    702 dev/pckbc/pckbd.c 	pckbc_set_poll(t->t_kbctag, t->t_kbcslot, on);