tcs_used          132 dev/tc/tc.c    		sc->sc_slots[builtin->tcb_slot].tcs_used = 1;
tcs_used          147 dev/tc/tc.c    		if (slot->tcs_used)
tcs_used          172 dev/tc/tc.c    		slot->tcs_used = 1;
tcs_used          123 dev/tc/tcvar.h 	int		tcs_used;