show up as tests 8 and 9 of dualvar.t failing
-Copyright (c) 1997-2002 Graham Barr <gbarr@pobox.com>. All rights reserved.
+Copyright (c) 1997-2004 Graham Barr <gbarr@pobox.com>. All rights reserved.
This library is free software; you can redistribute it and/or
modify it under the same terms as Perl itself.