@cindex conventions for makefiles
@cindex standards for makefiles
-@c Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2000, 2001,
+@c Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2000, 2001,
@c 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
-
+@c
@c Permission is granted to copy, distribute and/or modify this document
@c under the terms of the GNU Free Documentation License, Version 1.3
@c or any later version published by the Free Software Foundation;
@example
awk cat cmp cp diff echo egrep expr false grep install-info
-ln ls mkdir mv pwd rm rmdir sed sleep sort tar test touch true
+ln ls mkdir mv pwd rm rmdir sed sleep sort tar test touch tr true
@end example
Compression programs such as @code{gzip} can be used in the