libxml2
Except where  otherwise noted in the source code (e.g. the files hash.c,
  list.c and the  trio files, which are covered by a similar licence but
  with different  Copyright notices) all the files are:
Copyright (C) 1998-2012 Daniel Veillard. All Rights Reserved.
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 fur-
  nished 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, FIT-
  NESS FOR A  PARTICULAR PURPOSE AND NONINFRINGEMENT.   IN NO EVENT SHALL THE
  AUTHORS OR COPYRIGHT  HOLDERS 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.
