diff --git a/lib/command.h b/lib/command.h
index f5572f7f83..f120063ea9 100644
--- a/lib/command.h
+++ b/lib/command.h
@@ -386,14 +386,9 @@ struct cmd_element
 
 /* IPv4 only machine should not accept IPv6 address for peer's IP
    address.  So we replace VTY command string like below. */
-#ifdef HAVE_IPV6
 #define NEIGHBOR_ADDR_STR  "Neighbor address\nIPv6 address\n"
 #define NEIGHBOR_ADDR_STR2 "Neighbor address\nNeighbor IPv6 address\nInterface name or neighbor tag\n"
 #define NEIGHBOR_ADDR_STR3 "Neighbor address\nIPv6 address\nInterface name\n"
-#else
-#define NEIGHBOR_ADDR_STR  "Neighbor address\n"
-#define NEIGHBOR_ADDR_STR2 "Neighbor address\nNeighbor tag\n"
-#endif /* HAVE_IPV6 */
 
 /* Prototypes. */
 extern void install_node (struct cmd_node *, int (*) (struct vty *));
diff --git a/lib/distribute.c b/lib/distribute.c
index 8726e993c5..09f5c8a464 100644
--- a/lib/distribute.c
+++ b/lib/distribute.c
@@ -525,10 +525,16 @@ distribute_list_init (int node)
 
   install_element (node, &distribute_list_cmd);
   install_element (node, &no_distribute_list_cmd);
+/*
+  install_element (RIP_NODE, &distribute_list_cmd);
+  install_element (RIP_NODE, &no_distribute_list_cmd);
+  install_element (RIPNG_NODE, &distribute_list_cmd);
+  install_element (RIPNG_NODE, &no_distribute_list_cmd);
+ */
 
   /* install v6 */
   if (node == RIPNG_NODE) {
-    install_element (node, &ipv6_distribute_list_cmd);
+    install_element (RIPNG_NODE, &ipv6_distribute_list_cmd);
   }
 
   /* TODO: install v4 syntax command for v6 only protocols. */
diff --git a/ospf6d/ospf6_top.c b/ospf6d/ospf6_top.c
index 32ec2731d6..4c50828e18 100644
--- a/ospf6d/ospf6_top.c
+++ b/ospf6d/ospf6_top.c
@@ -1191,12 +1191,13 @@ ospf6_top_init (void)
   install_element (OSPF6_NODE, &no_ospf6_interface_area_cmd);
   install_element (OSPF6_NODE, &ospf6_stub_router_admin_cmd);
   install_element (OSPF6_NODE, &no_ospf6_stub_router_admin_cmd);
-  /* For a later time
+  /* For a later time */
+#if 0
   install_element (OSPF6_NODE, &ospf6_stub_router_startup_cmd);
   install_element (OSPF6_NODE, &no_ospf6_stub_router_startup_cmd);
   install_element (OSPF6_NODE, &ospf6_stub_router_shutdown_cmd);
   install_element (OSPF6_NODE, &no_ospf6_stub_router_shutdown_cmd);
-  */
+#endif
 
   install_element (OSPF6_NODE, &ospf6_distance_cmd);
   install_element (OSPF6_NODE, &no_ospf6_distance_cmd);
diff --git a/ospf6d/ospf6d.c b/ospf6d/ospf6d.c
index c3b4005d1d..c66a124890 100644
--- a/ospf6d/ospf6d.c
+++ b/ospf6d/ospf6d.c
@@ -1243,23 +1243,20 @@ ospf6_init (void)
   install_element (VIEW_NODE, &show_ipv6_ospf6_linkstate_cmd);
   install_element (VIEW_NODE, &show_ipv6_ospf6_linkstate_detail_cmd);
 
-#define INSTALL(n,c) \
-  install_element (n ## _NODE, &show_ipv6_ospf6_ ## c)
-
-  INSTALL (VIEW, database_cmd);
-  INSTALL (VIEW, database_type_cmd);
-  INSTALL (VIEW, database_id_cmd);
-  INSTALL (VIEW, database_router_cmd);
-  INSTALL (VIEW, database_type_id_cmd);
-  INSTALL (VIEW, database_type_router_cmd);
-  INSTALL (VIEW, database_adv_router_linkstate_id_cmd);
-  INSTALL (VIEW, database_id_router_cmd);
-  INSTALL (VIEW, database_type_id_router_cmd);
-  INSTALL (VIEW, database_type_adv_router_linkstate_id_cmd);
-  INSTALL (VIEW, database_self_originated_cmd);
-  INSTALL (VIEW, database_type_self_originated_cmd);
-  INSTALL (VIEW, database_type_id_self_originated_cmd);
-  INSTALL (VIEW, database_type_self_originated_linkstate_id_cmd);
+  install_element (VIEW_NODE, &show_ipv6_ospf6_database_cmd);
+  install_element (VIEW_NODE, &show_ipv6_ospf6_database_type_cmd);
+  install_element (VIEW_NODE, &show_ipv6_ospf6_database_id_cmd);
+  install_element (VIEW_NODE, &show_ipv6_ospf6_database_router_cmd);
+  install_element (VIEW_NODE, &show_ipv6_ospf6_database_type_id_cmd);
+  install_element (VIEW_NODE, &show_ipv6_ospf6_database_type_router_cmd);
+  install_element (VIEW_NODE, &show_ipv6_ospf6_database_adv_router_linkstate_id_cmd);
+  install_element (VIEW_NODE, &show_ipv6_ospf6_database_id_router_cmd);
+  install_element (VIEW_NODE, &show_ipv6_ospf6_database_type_id_router_cmd);
+  install_element (VIEW_NODE, &show_ipv6_ospf6_database_type_adv_router_linkstate_id_cmd);
+  install_element (VIEW_NODE, &show_ipv6_ospf6_database_self_originated_cmd);
+  install_element (VIEW_NODE, &show_ipv6_ospf6_database_type_self_originated_cmd);
+  install_element (VIEW_NODE, &show_ipv6_ospf6_database_type_id_self_originated_cmd);
+  install_element (VIEW_NODE, &show_ipv6_ospf6_database_type_self_originated_linkstate_id_cmd);
 
   /* Make ospf protocol socket. */
   ospf6_serv_sock ();