bgpd: handle AS4 and EOI route distinguishers

Signed-off-by: Lou Berger <lberger@labn.net>
Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
diff --git a/bgpd/bgp_mplsvpn.h b/bgpd/bgp_mplsvpn.h
index b221c3b..0cb9dec 100644
--- a/bgpd/bgp_mplsvpn.h
+++ b/bgpd/bgp_mplsvpn.h
@@ -23,6 +23,8 @@
 
 #define RD_TYPE_AS      0
 #define RD_TYPE_IP      1
+#define RD_TYPE_AS4     2
+#define RD_TYPE_EOI	0xff00
 
 #define RD_ADDRSTRLEN  28