1 files changed, 1 insertions, 0 deletions
diff --git a/ffd/ffd.h b/ffd/ffd.h
index e0f1954..a93c855 100644
--- a/ffd/ffd.h
+++ b/ffd/ffd.h
@@ -152,6 +152,7 @@ ffd_metric_seqno_t ffd_announce_get_metric(const ffd_announce_t *announce);
 void ffd_announce_update_nexthop(ffd_announce_t *announce);
 ffd_announce_t* ffd_announce_new(void);
 
+void ffd_send_ack(ffd_iface_t *iface, ffd_neigh_t *neigh, uint16_t nonce);
 void ffd_send_hellos(void);
 void ffd_send_update(ffd_iface_t *iface, ffd_neigh_t *neigh, ffd_announce_t *announce, bool with_data);
 void ffd_send_announce_request(ffd_iface_t *iface, ffd_neigh_t *neigh, ffd_node_id_t node, uint16_t type, uint16_t key, bool with_data);