The following are Copyright acknowledgements for code or
ideas used by ddbspot2tif.c:

[libtiff.a]: TIFF subroutine library that is part of
             tiff-v3.4.  The following copyright notice
             applies:

 ===========================================================================
    Copyright (c) 1988-1996 Sam Leffler
    Copyright (c) 1991-1996 Silicon Graphics, Inc.

 Permission to use, copy, modify, distribute, and sell this software and 
 its documentation for any purpose is hereby granted without fee, provided
 that (i) the above copyright notices and this permission notice appear in
 all copies of the software and related documentation, and (ii) the names of
 Sam Leffler and Silicon Graphics may not be used in any advertising or
 publicity relating to the software without the specific, prior written
 permission of Sam Leffler and Silicon Graphics.

 THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, 
 EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY 
 WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.  

 IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
 ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
 OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
 WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF 
 LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 
 OF THIS SOFTWARE.
 ===========================================================================


[ras2tif.c]:  A Sun Raster to TIFF conversion routine written by Patrick
              Naughton (Sun Microsystems).

  Author: Patrick J. Naughton
  naughton@wind.sun.com
 
  Permission to use, copy, modify, and distribute this software and its
  documentation for any purpose and without fee is hereby granted,
  provided that the above copyright notice appear in all copies and that
  both that copyright notice and this permission notice appear in
  supporting documentation.
 
  This file is provided AS IS with no warranties of any kind.  The author
  shall have no liability with respect to the infringement of copyrights,
  trade secrets or any patents by this file or any part thereof.  In no
  event will the author be liable for any lost revenue or profits or
  other special, indirect and consequential damages.
 
  Comments and additions should be sent to the author:
 
                     Patrick J. Naughton
                     Sun Microsystems
                     2550 Garcia Ave, MS 14-40
                      Mountain View, CA 94043
                      (415) 336-1080


[CheckByteOrder()]: Checks byte-order of CPU

  Taken from:                    
                                 
    Encyclopedia of Graphic File Formats, Murray & Van Ryper,
    O'Reilly & Associates, 1994, pp. 114-115
