! Copyright (C) 2005 Alex Chapman
! Copyright (C) 2006, 2010 Slava Pestov
! See http://factorcode.org/license.txt for BSD license.
! Copyright (C) 2005 Alex Chapman
! Copyright (C) 2006, 2010 Slava Pestov
! See http://factorcode.org/license.txt for BSD license.