/* Header for environment manipulation library.
- Copyright (C) 1989, 1992, 2000, 2005, 2007 Free Software Foundation, Inc.
+ Copyright (C) 1989, 1992, 2000, 2005, 2007, 2008, 2009, 2010, 2011
+ Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by