Replace card with iface in join.

tbsetup/named_setup.in

 #!/usr/bin/perl -w
 #
-# Copyright (c) 2000-2014 University of Utah and the Flux Group.
+# Copyright (c) 2000-2017 University of Utah and the Flux Group.
 # 
 # {{{EMULAB-LICENSE
 # 
@@ -154,7 +154,7 @@ $db_result =
                  "left join interfaces as i on i.node_id=n.phys_nodeid ".
                  "left join interfaces as i2 on i2.node_id=n.node_id ".
                  "left join reserved as r on r.node_id=n.node_id ".
-                 "where n.role='virtnode' and i2.card is null and ".
+                 "where n.role='virtnode' and i2.iface is null and ".
                  "      (i.IP is not null or n.jailip is not null) and ".
                  "      i.role='" . TBDB_IFACEROLE_CONTROL() . "'");
 
@@ -170,7 +170,7 @@ $db_result =
 		 "on n.phys_nodeid=i.node_id and n.node_id!=i.node_id ". 
 		 "where n.role='testnode' ".
 		 "    and (i.IP is not null or n.jailip is not null) ".
-		 "    and (i.card is null or ".
+		 "    and (i.iface is null or ".
 		 "         i.role='" . TBDB_IFACEROLE_GW() . "') ");
 process_nodes($db_result);