| dnl @ ../doc/m4.texi:4658: Origin of test | |
| dnl @ expected status: 0 | |
| dnl @ extra options: | |
| dnl @ Copyright (C) 2006, 2007, 2008, 2009 Free Software | |
| dnl @ Foundation, Inc. | |
| 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. | |
| ifdef(`changeword', `', `errprint(` skipping: no changeword support | |
| ')m4exit(`77')')dnl | |
| changeword(`[_a-zA-Z0-9]+') | |
| dnl @result{} | |
| define(`1', `0')1 | |
| dnl @result{}0 |