here, and may be used to begin to exercise the
    library.  Support for "make check" and "make check-install" is
    complete, and runs through all the subdirectories here when this
    command is issued from the build directory.  Please note that
    "make check" requires DejaGnu 1.4 or later to be installed,
    or for extra <a class="link" href="test.html#test.run.permutations" title="Permutations">permutations</a>
    DejaGnu 1.5.3 or later.
    </dd></dl></div><p>
Other subdirectories contain variant 