Copyright (C) 1996 Thomas R. Metcalf

   This software is provided "as is" and is subject to change without
   notice.  No warranty of any kind is made with regard to this software,
   including, but not limited to, the implied warranties of
   merchantability and fitness for a particular purpose.  The author shall
   not be liable for any errors or for direct, indirect, special,
   incidental or consequential damages in connection with the furnishing,
   performance, or use of this software:  use it at your own risk.

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library 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
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public
    License along with this library; if not, write to the Free
    Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.