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Autoconf Files
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All autoconf files are licensed under the LLVM license with the following
additions:

llvm/autoconf/install-sh:
	This script is licensed under the LLVM license, with the following
	additional copyrights and restrictions:

	Copyright 1991 by the Massachusetts Institute of Technology

	Permission to use, copy, modify, distribute, and sell this software and its
	documentation for any purpose is hereby granted without fee, provided that
	the above copyright notice appear in all copies and that both that
	copyright notice and this permission notice appear in supporting 
	documentation, and that the name of M.I.T. not be used in advertising or
	publicity pertaining to distribution of the software without specific,
	written prior permission.  M.I.T. makes no representations about the
	suitability of this software for any purpose.  It is provided "as is"
	without express or implied warranty.

Please see the source files for additional copyrights.