diff --git a/ospfd/ospf_abr.h b/ospfd/ospf_abr.h
index a85ec84..e367e44 100644
--- a/ospfd/ospf_abr.h
+++ b/ospfd/ospf_abr.h
@@ -88,4 +88,7 @@
 extern void ospf_abr_task (struct ospf *);
 extern void ospf_schedule_abr_task (struct ospf *);
 
+extern void ospf_abr_announce_network_to_area (struct prefix_ipv4 *, 
+                                               u_int32_t,
+                                               struct ospf_area *);
 #endif /* _ZEBRA_OSPF_ABR_H */