ZyXEL Communications MWR222 - V1.0 Manual page 333

"LZMA SDK Copyright (C) 1999-2006 Igor Pavlov
LICENSE
-------
LZMA SDK is available under any of the following licenses:
1) GNU Lesser General Public License (GNU LGPL)
2) Common Public License (CPL)
3) Simplified license for unmodified code (read SPECIAL EXCEPTION)
4) Proprietary license
It means that you can select one of these four options and follow rules of
that license.
1,2) GNU LGPL and CPL licenses are pretty similar and both these
licenses are classified as
- "Free software licenses" at http://www.gnu.org/
- "OSI-approved" at http://www.opensource.org/
3) SPECIAL EXCEPTION
Igor Pavlov, as the author of this code, expressly permits you
to statically or dynamically link your code (or bind by name)
to the files from LZMA SDK without subjecting your linked
code to the terms of the CPL or GNU LGPL.
Any modifications or additions to files from LZMA SDK, however,
are subject to the GNU LGPL or CPL terms.
SPECIAL EXCEPTION allows you to use LZMA SDK in applications with
closed code,
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