bgpd: Add [bestpath|multipath] option to 'show ip bgp x.x.x.x'

When showing a prefix in bgp allow user to specify output
based upon the bestpath chosen, multipath information of all
information about a prefix(the default)

Signed-off-by: Daniel Walton <dwalton@cumulusnetworks.com>
diff --git a/bgpd/bgp_route.h b/bgpd/bgp_route.h
index 16b6d5a..81df8fa 100644
--- a/bgpd/bgp_route.h
+++ b/bgpd/bgp_route.h
@@ -184,6 +184,13 @@
   BGP_CLEAR_ROUTE_MY_RSCLIENT
 };
 
+enum bgp_path_type
+{
+  BGP_PATH_ALL,
+  BGP_PATH_BESTPATH,
+  BGP_PATH_MULTIPATH
+};
+
 /* Prototypes. */
 extern void bgp_route_init (void);
 extern void bgp_route_finish (void);