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-Copyright (C) 1999, 2001, 2006 Free Software Foundation, Inc.
+Copyright (C) 1999, 2001, 2006, 2009-2010 Free Software Foundation, Inc.
Copyright (C) 1992, 1993 Jean-loup Gailly
Permission is granted to copy, distribute and/or modify this document
-under the terms of the GNU Free Documentation License, Version 1.2 or
+under the terms of the GNU Free Documentation License, Version 1.3 or
any later version published by the Free Software Foundation; with no
Invariant Sections, with no Front-Cover Texts, and with no Back-Cover
Texts. A copy of the license is included in the ``GNU Free