tests are less reliable than
     the previous two groups, so they are performed last.  The language test
     routines also test for some miscellany (such as tar(1) archives).

     Any file that cannot be identified as having been written in any of the
     character sets listed above is simply said to be ‘data’.
</pre>
<p><strong>OPTIONS</strong>
</p><pre>
     -b, --brief
             Do not prepend filenames to output lines (brief mode).

     -c, --checking-printout
             Cause a checking p