lsa_get_prefix
if (lsa_get_prefix(((char *)lsa) + sizeof(lsa->hdr) +
rv = lsa_get_prefix(buf + off, len, NULL);
rv = lsa_get_prefix(buf + off, len, NULL);
int lsa_get_prefix(void *, u_int16_t, struct rt_prefix *);
rv = lsa_get_prefix(&asext->prefix, len, NULL);