Note: This is taken from the Chicken Wiki, where a more recent version could be available.
Another Scheme XML Transformer
Neil van Dyke (neil AT neilvandyke DOT org)
Copyright (c) 2004 Neil W. Van Dyke. This program is Free Software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but without any warranty; without even the implied warranty of merchantability or fitness for a particular purpose. See the GNU Lesser General Public License [LGPL] for more details.