bool rtnl_message_type_is_link(uint16_t type);
bool rtnl_message_type_is_addr(uint16_t type);
bool rtnl_message_type_is_route(uint16_t type);
+bool rtnl_message_type_is_neigh(uint16_t type);
int rtnl_set_link_name(sd_rtnl **rtnl, int ifindex, const char *name);
int rtnl_set_link_properties(sd_rtnl **rtnl, int ifindex, const char *alias, const struct ether_addr *mac, unsigned mtu);