target_add
target_add(pii, nexthop, _B_TRUE);
target_add(PHYINT_INSTANCE(pi, af), nexthop, _B_TRUE);
target_add(pii, fromaddr, _B_FALSE);
target_add(PHYINT_INSTANCE(pi, af), fromaddr, _B_FALSE);
extern void target_add(struct phyint_instance *pii, struct in6_addr addr,