int avahi_entry_is_registered(AvahiServer *s, AvahiEntry *e, AvahiInterface *i);
int avahi_entry_is_probing(AvahiServer *s, AvahiEntry *e, AvahiInterface *i);
int avahi_entry_is_registered(AvahiServer *s, AvahiEntry *e, AvahiInterface *i);
int avahi_entry_is_probing(AvahiServer *s, AvahiEntry *e, AvahiInterface *i);