int avahi_server_set_errno(AvahiServer *s, int error);
+int avahi_server_is_service_local(AvahiServer *s, AvahiIfIndex interface, AvahiProtocol protocol, const char *name);
+int avahi_server_is_record_local(AvahiServer *s, AvahiIfIndex interface, AvahiProtocol protocol, AvahiRecord *record);
+
int avahi_server_add_ptr(
AvahiServer *s,
AvahiSEntryGroup *g,
const char *dest);
+
+
#define AVAHI_CHECK_VALIDITY_RETURN_NULL(server, expression, error) { \
if (!(expression)) { \
avahi_server_set_errno((server), (error)); \