118 		rn_new_radix_mask(struct radix_node *tt,
462 	struct radix_node *tt = nodes, *t = tt + 1;  local
466 	t->rn_left = tt;
473 	tt->rn_bit = -1;
474 	tt->rn_key = v;
475 	tt->rn_parent = t;
476 	tt->rn_flags = t->rn_flags = RNF_ACTIVE;
477 	tt->rn_mklist = t->rn_mklist = 0;
495 	struct radix_node *tt;  local
542 	tt = t->rn_left;
552 		t->rn_right = tt;
555 	return (tt);
662 rn_new_radix_mask(tt, next)  in rn_new_radix_mask()  argument
663 	struct radix_node *tt;  in rn_new_radix_mask()
676 	m->rm_bit = tt->rn_bit;
677 	m->rm_flags = tt->rn_flags;
678 	if (tt->rn_flags & RNF_NORMAL)
679 		m->rm_leaf = tt;
681 		m->rm_mask = tt->rn_mask;
683 	tt->rn_mklist = m;
694 	struct radix_node *t, *x = 0, *tt;  local
718 	saved_tt = tt = rn_insert(v, head, &keyduplicated, treenodes);
720 		for (t = tt; tt; t = tt, tt = tt->rn_dupedkey) {
721 			if (tt->rn_mask == netmask)
724 			    (tt->rn_mask &&
726 			    ((b_leaf < tt->rn_bit) ||
727 			    rn_refines(netmask, tt->rn_mask) ||
728 			    rn_lexobetter(netmask, tt->rn_mask))))
746 		if (tt == saved_tt) {
749 			(tt = treenodes)->rn_dupedkey = t;
750 			tt->rn_flags = t->rn_flags;
751 			tt->rn_parent = x = t->rn_parent;
752 			t->rn_parent = tt; /* parent */
754 				x->rn_left = tt;
756 				x->rn_right = tt;
757 			saved_tt = tt; x = xx;
759 			(tt = treenodes)->rn_dupedkey = t->rn_dupedkey;
760 			t->rn_dupedkey = tt;
762 			tt->rn_parent = t;
763 			if (tt->rn_dupedkey)
764 				tt->rn_dupedkey->rn_parent = tt;
766 		tt->rn_key = v;
767 		tt->rn_bit = -1;
768 		tt->rn_flags = RNF_ACTIVE;
774 		tt->rn_mask = netmask;
775 		tt->rn_bit = x->rn_bit;
776 		tt->rn_flags |= x->rn_flags & RNF_NORMAL;
838 		return (tt); /* can't lift at all */
839 	b_leaf = tt->rn_bit;
858 			if (tt->rn_flags & RNF_NORMAL) {
866 				return (tt);
872 			tt->rn_mklist = m;
873 			return (tt);
879 	*mp = rn_new_radix_mask(tt, *mp);
880 	return (tt);
888 	struct radix_node *t, *p, *x, *tt;  local
897 	tt = rn_search(v, x);
900 	saved_tt = tt;
902 	if (tt == 0 ||
903 	    bcmp(v + head_off, tt->rn_key + head_off, vlen - head_off))
912 		while (tt->rn_mask != netmask)
913 			if ((tt = tt->rn_dupedkey) == 0)
916 	if (tt->rn_mask == 0 || (saved_m = m = tt->rn_mklist) == 0)
918 	if (tt->rn_flags & RNF_NORMAL) {
919 		if (m->rm_leaf != tt || m->rm_refs > 0) {
929 		if (m->rm_mask != tt->rn_mask) {
942 	b = -1 - tt->rn_bit;
962 		if (tt->rn_flags & RNF_NORMAL)
969 	if (tt->rn_flags & RNF_ROOT)
971 	t = tt->rn_parent;
978 		if (tt == saved_tt) {
981 			if (t->rn_left == tt)
987 			for (x = p = saved_tt; p && p->rn_dupedkey != tt; )
990 				p->rn_dupedkey = tt->rn_dupedkey;
991 				if (tt->rn_dupedkey)		/* parent */
992 					tt->rn_dupedkey->rn_parent = p;
1003 		t = tt + 1;
1016 	if (t->rn_left == tt)
1063 	x = tt + 1;
1075 	tt->rn_flags &= ~RNF_ACTIVE;
1076 	tt[1].rn_flags &= ~RNF_ACTIVE;
1077 	return (tt);
1193 	struct radix_node *t, *tt, *ttt;  local
1207 	tt = t->rn_left;	/* ... which in turn is rnh->rnh_nodes */
1208 	tt->rn_flags = t->rn_flags = RNF_ROOT | RNF_ACTIVE;
1209 	tt->rn_bit = -1 - off;
1210 	*ttt = *tt;