build: remove INRIA, NRL and MUSICA IPv6 quirks

Valar dohaeris.

Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
Acked-by: Greg Troxel <gdt@ir.bbn.com>
Acked-by: Feng Lu <lu.feng@6wind.com>
Acked-by: Paul Jakma <paul@jakma.org>
diff --git a/ripngd/ripngd.c b/ripngd/ripngd.c
index 941c3a0..2dbbf9e 100644
--- a/ripngd/ripngd.c
+++ b/ripngd/ripngd.c
@@ -928,7 +928,7 @@
     return;
   if (IN6_IS_ADDR_LOOPBACK (&p->prefix))
     return;
-#if defined (MUSICA) || defined (LINUX)
+#ifdef LINUX
   /* XXX As long as the RIPng redistribution is applied to all the connected
    *     routes, one needs to filter the ::/96 prefixes.
    *     However it could be a wanted case, it will be removed soon.
@@ -936,7 +936,7 @@
   if ((IN6_IS_ADDR_V4COMPAT(&p->prefix)) ||
       (IN6_IS_ADDR_UNSPECIFIED (&p->prefix) && (p->prefixlen == 96)))
     return;
-#endif /* MUSICA or LINUX */
+#endif /* LINUX */
 
   rp = route_node_get (ripng->table, (struct prefix *) p);
   rinfo = rp->info;
@@ -1025,7 +1025,7 @@
     return;
   if (IN6_IS_ADDR_LOOPBACK (&p->prefix))
     return;
-#if defined (MUSICA) || defined (LINUX)
+#ifdef LINUX
   /* XXX As long as the RIPng redistribution is applied to all the connected
    *     routes, one needs to filter the ::/96 prefixes.
    *     However it could be a wanted case, it will be removed soon.
@@ -1033,7 +1033,7 @@
   if ((IN6_IS_ADDR_V4COMPAT(&p->prefix)) ||
       (IN6_IS_ADDR_UNSPECIFIED (&p->prefix) && (p->prefixlen == 96)))
     return;
-#endif /* MUSICA or LINUX */
+#endif /* LINUX */
 
   rp = route_node_lookup (ripng->table, (struct prefix *) p);