AVAHI_LLIST_HEAD(AvahiServiceTypeBrowser, service_type_browsers);
AVAHI_LLIST_HEAD(AvahiServiceResolver, service_resolvers);
AVAHI_LLIST_HEAD(AvahiHostNameResolver, host_name_resolvers);
AVAHI_LLIST_HEAD(AvahiServiceTypeBrowser, service_type_browsers);
AVAHI_LLIST_HEAD(AvahiServiceResolver, service_resolvers);
AVAHI_LLIST_HEAD(AvahiHostNameResolver, host_name_resolvers);