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+LEGAL STUFF
+
+ Copyright (C) 1989, 1990, 1993-1995, 1999 Kirk Lauritz Johnson
+
+ Parts of the source code (as marked) are:
+ Copyright (C) 1989, 1990, 1991 by Jim Frost
+ Copyright (C) 1992 by Jamie Zawinski <jwz@lucid.com>
+
+ Permission to use, copy, modify and freely distribute xearth for
+ non-commercial and not-for-profit purposes is hereby granted
+ without fee, provided that both the above copyright notice and
+ this permission notice appear in all copies and in supporting
+ documentation.
+
+ Unisys Corporation holds worldwide patent rights on the Lempel Zev
+ Welch (LZW) compression technique employed in the CompuServe GIF
+ image file format as well as in other formats. Unisys has made it
+ clear, however, that it does not require licensing or fees to be
+ paid for freely distributed, non-commercial applications (such as
+ xearth) that employ LZW/GIF technology. Those wishing further
+ information about licensing the LZW patent should contact Unisys
+ directly at (lzw_info@unisys.com) or by writing to
+
+ Unisys Corporation
+ Welch Licensing Department
+ M/S-C1SW19
+ P.O. Box 500
+ Blue Bell, PA 19424
+
+ The author makes no representations about the suitability of this
+ software for any purpose. It is provided "as is" without express
+ or implied warranty.
+
+ THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS,
+ IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT
+ OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+ NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.