 This library 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 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
 Lesser General Public License for more details.
 .
 You should have received a copy of the GNU Lesser General Public License
 along with this program. If not, see <https://www.gnu.org/licenses/>.
Comment:
 On Debian systems, the complete text of the GNU Lesser General Public License
 version 2.1 can be found in "/usr/share/common-licenses/LGPL-2.1".
