Copyright

  (C) Copyright 1994-2002 by Akinori Ito
  (C) Copyright 2002-2011 by Akinori Ito, Hironori Sakamoto, Fumitoshi Ukai

License

  Use, modification and redistribution of this software is hereby granted, 
  provided that this entire copyright notice is included on any copies of 
  this software and applications and derivations thereof.

  This software is provided on an "as is" basis, without warranty of any
  kind, either expressed or implied, as to any matter including, but not
  limited to warranty of fitness of purpose, or merchantability, or
  results obtained from use of this software.

Author

Initial author:
        Akinori Ito
        Faculty of Engineering, Tohoku University
        aito@fw.ipsj.or.jp

Current Maintainer
        Dai Sato
        Tohoku University Hospital
        satodai@w3m.jp
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 * Copyright (c) 1987, X Consortium
 *
 * 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
 * X CONSORTIUM 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.
 *
 * Except as contained in this notice, the name of the X Consortium shall not
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**************************************************************************
*
* Copyright (C) 1993 David E. Steward & Zbigniew Leyk, all rights reserved.
*
*                           Meschach Library
* 
* This Meschach Library is provided "as is" without any express 
* or implied warranty of any kind with respect to this software. 
* In particular the authors shall not be liable for any direct, 
* indirect, special, incidental or consequential damages arising 
* in any way from use of the software.
* 
* Everyone is granted permission to copy, modify and redistribute this
* Meschach Library, provided:
*  1.  All copies contain this copyright notice.
*  2.  All modified copies shall carry a notice stating who
*      made the last modification and the date of such modification.
*  3.  No charge is made for this software or works derived from it.  
*      This clause shall not be construed as constraining other software
*      distributed on the same medium as this software, nor is a
*      distribution fee considered a charge.
*
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