bgpd: improve cleanup in bgp_delete()

Signed-off-by: Lou Berger <lberger@labn.net>
diff --git a/bgpd/bgp_route.h b/bgpd/bgp_route.h
index 0482c6f..5a93b44 100644
--- a/bgpd/bgp_route.h
+++ b/bgpd/bgp_route.h
@@ -244,4 +244,7 @@
 extern void route_vty_out_tag (struct vty *, struct prefix *, struct bgp_info *, int, safi_t);
 extern void route_vty_out_tmp (struct vty *, struct prefix *, struct attr *, safi_t);
 
+extern void bgp_peer_clear_node_queue_drain_immediate (struct peer *peer);
+extern void bgp_process_queues_drain_immediate (void);
+
 #endif /* _QUAGGA_BGP_ROUTE_H */