libzvbi: src/ure.c and src/ure.h (Unicode regular expression matcher)
=====================================================================

These two files are part of the shipped Libzvbi framework and carry their
own MIT license rather than libzvbi's LGPL. The notice below is reproduced
verbatim from src/ure.c of libzvbi v0.2.44.

    Copyright 1997, 1998, 1999 Computing Research Labs,
    New Mexico State University

    Modifications and fixes for the Zapping 0.5 release by
    Iñaki García Etxebarrria <garetxe@users.sourceforge.net>

    Modifications by Michael H. Schimek <mschimek@users.sf.net>
    for libzvbi 0.1: Added character classes :gfx: and :drcs:,
    commented out the surrogate expansion and IGNORE_NONSPACING
    in ure_exec since we don't need that.

    Permission is hereby granted, free of charge, to any person obtaining a
    copy of this software and associated documentation files (the "Software"),
    to deal in the Software without restriction, including without limitation
    the rights to use, copy, modify, merge, publish, distribute, sublicense,
    and/or sell copies of the Software, and to permit persons to whom the
    Software is furnished to do so, subject to the following conditions:

    The above copyright notice and this permission notice shall be included in
    all copies or substantial portions of the Software.

    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
    THE COMPUTING RESEARCH LAB OR NEW MEXICO STATE UNIVERSITY BE LIABLE FOR ANY
    CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
    OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
    THE USE OR OTHER DEALINGS IN THE SOFTWARE.