The sources were downloaded from:

  https://git.lysator.liu.se/lyskom-elisp-client/

Copyright (C) 1991-2002  Lysator Academic Computer Association.

License:

    Copyright (C) 1991-2002  Lysator Academic Computer Association.

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

    LysKOM 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 General Public License
    at /usr/share/common-licenses/GPL for more information.