diff --git a/ospfd/ospf_vty.h b/ospfd/ospf_vty.h
index 0602fec..4610638 100644
--- a/ospfd/ospf_vty.h
+++ b/ospfd/ospf_vty.h
@@ -54,5 +54,6 @@
 extern void ospf_vty_init (void);
 extern void ospf_vty_show_init (void);
 extern int ospf_str2area_id (const char *, struct in_addr *, int *);
+extern void ospf_vty_clear_init (void);
 
 #endif /* _QUAGGA_OSPF_VTY_H */