-int manager_dns_ipv6_send(Manager *m, DnsServer *srv, int ifindex, DnsPacket *p);
-int manager_dns_ipv6_recv(Manager *m, DnsPacket **ret);
+int manager_llmnr_ipv4_udp_fd(Manager *m);
+int manager_llmnr_ipv6_udp_fd(Manager *m);
+int manager_llmnr_ipv4_tcp_fd(Manager *m);
+int manager_llmnr_ipv6_tcp_fd(Manager *m);
+
+int manager_ifindex_is_loopback(Manager *m, int ifindex);
+int manager_find_ifindex(Manager *m, int family, const union in_addr_union *in_addr);
+LinkAddress* manager_find_address(Manager *m, int family, const union in_addr_union *in_addr);