prefix_link
prefix_link(new, re, re->prefix, peer, 0, path_id_tx, asp, comm,
static void prefix_link(struct prefix *, struct rib_entry *,
prefix_link(p, re, re->prefix, peer, path_id, path_id_tx, asp, comm,
prefix_link(np, prefix_re(p), p->pt, peer, p->path_id, p->path_id_tx,