po-debconf is
  Copyright (c) 2002 Denis Barbier <barbier@linuxfr.org>
  Copyright (c) 2002 Martin Quinson <Martin.Quinson@ens-lyon.fr>

This program is released under the terms and conditions of the GNU
General Public License (GPL).  On Debian GNU/Linux systems, the complete
text of the GNU General Public License may be found in
`/usr/share/common-licenses/GPL'.