if ((v->lsa->hdr.type == LSA_TYPE_NETWORK) && (v->lsa->hdr.ls_id == (ls_id))) {
if (v->lsa->hdr.type == LSA_TYPE_NETWORK && v->lsa->hdr.ls_id == ls_id) {
lsa_find_net(struct area *area, u_int32_t ls_id){	struct lsa_tree	*tree = &area->lsa_tree;	struct vertex	*v;	RB_FOREACH(v, lsa_tree, tree) {		if ((v->lsa->hdr.type == LSA_TYPE_NETWORK) &&		    (v->lsa->hdr.ls_id == (ls_id))) {			lsa_age(v);			return (v);		}	}	return (NULL);}