Common router id.
diff --git a/bgpd/bgpd.h b/bgpd/bgpd.h
index 61472d8..ed3f4d1 100644
--- a/bgpd/bgpd.h
+++ b/bgpd/bgpd.h
@@ -76,6 +76,7 @@
 
   /* BGP router identifier.  */
   struct in_addr router_id;
+  struct in_addr router_id_static;
 
   /* BGP route reflector cluster ID.  */
   struct in_addr cluster_id;