1Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 2 The NetBSD Foundation, Inc. All rights reserved. 3Copyright (c) 1982, 1986, 1989, 1991, 1993 4 The Regents of the University of California. All rights reserved. 5