dnl @ ../doc/m4.texinfo:2605: Origin of test dnl @ Copyright (C) 2006 Free Software Foundation dnl @ This file is free software; the Free Software Foundation dnl @ gives unlimited permission to copy and/or distribute it dnl @ with or without modifications, as long as this notice dnl @ is preserved. define(`hi', `HI') dnl @result{} changecom(`q', `Q') dnl @result{} q hi Q hi dnl @result{}q hi Q HI