AVAHI_LLIST_HEAD(AvahiServiceTypeBrowser, service_type_browsers);
AVAHI_LLIST_HEAD(AvahiServiceBrowser, service_browsers);
AVAHI_LLIST_HEAD(AvahiServiceResolver, service_resolvers);
+ AVAHI_LLIST_HEAD(AvahiDNSServerBrowser, dns_server_browsers);
gboolean need_entry_cleanup, need_group_cleanup, need_browser_cleanup;