ospf6d: remove dead code

* ospf6d/ospf6_interface.c
  * loopind(): sayonara
* ospf6d/ospf6_top.c
  * ospf6_delete(): comment out, it might be useful if real shutdown is
    added
diff --git a/ospf6d/ospf6_interface.c b/ospf6d/ospf6_interface.c
index 2cd5303..777bc7c 100644
--- a/ospf6d/ospf6_interface.c
+++ b/ospf6d/ospf6_interface.c
@@ -690,23 +690,6 @@
   return 0;
 }
 
-static int
-loopind (struct thread *thread)
-{
-  struct ospf6_interface *oi;
-
-  oi = (struct ospf6_interface *) THREAD_ARG (thread);
-  assert (oi && oi->interface);
-
-  if (IS_OSPF6_DEBUG_INTERFACE)
-    zlog_debug ("Interface Event %s: [LoopInd]",
-		oi->interface->name);
-
-  /* XXX not yet */
-
-  return 0;
-}
-
 int
 interface_down (struct thread *thread)
 {
diff --git a/ospf6d/ospf6_top.c b/ospf6d/ospf6_top.c
index c4cc9fa..8237026 100644
--- a/ospf6d/ospf6_top.c
+++ b/ospf6d/ospf6_top.c
@@ -143,6 +143,7 @@
   return o;
 }
 
+#if 0
 static void
 ospf6_delete (struct ospf6 *o)
 {
@@ -163,6 +164,7 @@
 
   XFREE (MTYPE_OSPF6_TOP, o);
 }
+#endif
 
 static void
 ospf6_enable (struct ospf6 *o)