Ripd has "no interface ..." command as well.
diff --git a/ripd/rip_interface.c b/ripd/rip_interface.c
index 9432717..23c9cb0 100644
--- a/ripd/rip_interface.c
+++ b/ripd/rip_interface.c
@@ -1861,6 +1861,7 @@
 
   /* Install commands. */
   install_element (CONFIG_NODE, &interface_cmd);
+  install_element (CONFIG_NODE, &no_interface_cmd);
   install_default (INTERFACE_NODE);
   install_element (INTERFACE_NODE, &interface_desc_cmd);
   install_element (INTERFACE_NODE, &no_interface_desc_cmd);