m&rsquo; which support SGR sequences natively can
directly display the output of grotty. Consequently, the
options &lsquo;&minus;b&rsquo;, &lsquo;&minus;B&rsquo;,
&lsquo;&minus;u&rsquo;, and &lsquo;&minus;U&rsquo; work only
in combination with &lsquo;&minus;c&rsquo; and are ignored
silently otherwise.</font></p>

<p style="margin-top: 1em"><font color="#000000">For the
&lsquo;man&rsquo; program, it may be necessary to add the
&lsquo;&minus;R&rsquo; option of &lsquo;less&rsquo; to the
$PAGER environment vari