Add 4th param to ExpNodes calls just in case optional params don't work

as I think: if the proto is foo($$;$$), can it be called with three params,
or must it be 2 or 4?

tbsetup/batchexp.in

@@ -633,7 +633,7 @@ if (! ($frontend || $batchmode)) {
     # Look for the unsual case of more than 2 nodes and no vlans. Send a
     # warning message.
     #
-    my @localnodes = ExpNodes($pid, $eid, 1);
+    my @localnodes = ExpNodes($pid, $eid, 1, 0);
     
     if (@localnodes && scalar(@localnodes) > 2) {
 	my $vlans_result =

tbsetup/libosload.pm.in

@@ -836,7 +836,7 @@ sub osload_setupswapinfo($$;@)
     my $clause = "";
 
     if (!@nodelist) {
-	@nodelist = ExpNodes($pid, $eid, 1);
+	@nodelist = ExpNodes($pid, $eid, 1, 0);
 	$clause .= "r.pid='$pid' and r.eid='$eid'";
 	$allnodes = 1;
     } else {