Universal Dynamic Stack
 
   Author: Benjamin Kowarsch
 
   Copyright (C) 2009 Benjamin Kowarsch. All rights reserved.
 
   License:
 
   Redistribution  and  use  in source  and  binary forms,  with  or  without
   modification, are permitted provided that the following conditions are met
 
   1) NO FEES may be charged for the provision of the software.  The software
      may  NOT  be published  on websites  that contain  advertising,  unless
      specific  prior  written  permission has been obtained.
 
   2) Redistributions  of source code must retain the above copyright notice,
      this list of conditions and the following disclaimer.
 
   3) Redistributions  in binary form  must  reproduce  the  above  copyright
      notice,  this list of conditions  and  the following disclaimer  in the
      documentation and other materials provided with the distribution.
 
   4) Neither the author's name nor the names of any contributors may be used
      to endorse  or  promote  products  derived  from this software  without
      specific prior written permission.
 
   5) Where this list of conditions  or  the following disclaimer, in part or
      as a whole is overruled  or  nullified by applicable law, no permission
      is granted to use the software.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,  BUT NOT LIMITED TO,  THE
  IMPLIED WARRANTIES OF MERCHANTABILITY  AND FITNESS FOR A PARTICULAR PURPOSE
  ARE DISCLAIMED.  IN NO EVENT  SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
  LIABLE  FOR  ANY  DIRECT,  INDIRECT,  INCIDENTAL,  SPECIAL,  EXEMPLARY,  OR
  CONSEQUENTIAL  DAMAGES  (INCLUDING,  BUT  NOT  LIMITED  TO,  PROCUREMENT OF
  SUBSTITUTE GOODS OR SERVICES;  LOSS OF USE,  DATA,  OR PROFITS; OR BUSINESS
  INTERRUPTION)  HOWEVER  CAUSED  AND ON ANY THEORY OF LIABILITY,  WHETHER IN
  CONTRACT,  STRICT LIABILITY,  OR TORT  (INCLUDING NEGLIGENCE  OR OTHERWISE)
  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,  EVEN IF ADVISED OF THE
  POSSIBILITY OF SUCH DAMAGE.