carp_if
struct carp_if *if_carp; /* carp interface structure */
struct carp_if;
carp_multicast_setup(struct carp_if *cif, sa_family_t sa)
carp_multicast_cleanup(struct carp_if *cif, sa_family_t sa)
struct carp_if *cif;
struct carp_if *cif = ifp->if_carp;
static struct carp_if*
struct carp_if *cif;
carp_free_if(struct carp_if *cif)
struct carp_if *cif = ifp->if_carp;
struct carp_if *cif = ifp->if_carp;
static struct carp_if
static void carp_free_if(struct carp_if *);