BUFCTL_END       2675 mm/slab.c      	slab_bufctl(slabp)[i - 1] = BUFCTL_END;
BUFCTL_END       2922 mm/slab.c      	for (i = slabp->free; i != BUFCTL_END; i = slab_bufctl(slabp)[i]) {
BUFCTL_END       3013 mm/slab.c      		if (slabp->free == BUFCTL_END)
BUFCTL_END       3344 mm/slab.c      	if (slabp->free == BUFCTL_END)