netlbl_domhsh_search
entry = netlbl_domhsh_search(domain, family);
entry_old = netlbl_domhsh_search(entry->domain, entry->family);
entry_map = netlbl_domhsh_search(domain, AF_INET);
entry_map = netlbl_domhsh_search(domain, AF_INET6);
entry = netlbl_domhsh_search(domain, AF_INET);
entry = netlbl_domhsh_search(domain, AF_INET6);