diff --git a/nest/rt-table.c b/nest/rt-table.c
index 97f4ace0..e61e9f20 100644
--- a/nest/rt-table.c
+++ b/nest/rt-table.c
@@ -185,6 +185,11 @@ rt_dump(rtable *t)
 {
 }
 
+void
+rt_dump_all(void)
+{
+}
+
 void
 rt_init(void)
 {