Yamaha RX-V473 Owner's Manual page 112

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About RC4 Algorithm
Copyright Mocana Corp 2003-2005. All Rights
Reserved.
Proprietary and Confidential Material.
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About zlib Library
Copyright notice:
© 1995-2010 Jean-loup Gailly and Mark Adler
This software is provided 'as-is', without any express or
implied warranty. In no event will the authors be held
liable for any damages arising from the use of this
software.
Permission is granted to anyone to use this software for
any purpose, including commercial applications, and to
alter it and redistribute it freely, subject to the following
restrictions:
1. The origin of this software must not be
misrepresented; you must not claim that you wrote
the original software. If you use this software in a
product, an acknowledgment in the product
documentation would be appreciated but is not
required.
2. Altered source versions must be plainly marked as
such, and must not be misrepresented as being the
original software.
3. This notice may not be removed or altered from any
source distribution.
Do not disassemble, decompile, or reverse engineer
the software included in Yamaha AV products.
© 2012 Yamaha Corporation YE161A0/SLEN