void pim_neighbor_free(struct pim_neighbor *neigh);
struct pim_neighbor *pim_neighbor_find(struct interface *ifp,
pim_addr source_addr);
-struct pim_neighbor *pim_neighbor_find_prefix(struct interface *ifp,
- const struct prefix *src_prefix);
struct pim_neighbor *pim_neighbor_find_by_secondary(struct interface *ifp,
struct prefix *src);
struct pim_neighbor *pim_neighbor_find_if(struct interface *ifp);