diff --git a/ospfd/ospf_lsa.h b/ospfd/ospf_lsa.h
index 9ff2d92..c71877d 100644
--- a/ospfd/ospf_lsa.h
+++ b/ospfd/ospf_lsa.h
@@ -251,6 +251,7 @@
 extern void lsa_header_set (struct stream *, u_char, u_char, struct in_addr,
 		     struct in_addr);
 extern struct ospf_neighbor *ospf_nbr_lookup_ptop (struct ospf_interface *);
+extern int ospf_check_nbr_status (struct ospf *);
 
 /* Prototype for LSA primitive. */
 extern struct ospf_lsa *ospf_lsa_new (void);