/* ET-trees data structure implementation.
Contributed by Pavel Nejedly
- Copyright (C) 2002, 2003, 2004, 2005, 2007, 2008 Free Software
+ Copyright (C) 2002, 2003, 2004, 2005, 2007, 2008, 2010 Free Software
Foundation, Inc.
This file is part of the libiberty library.