tyle="margin-left:3%; margin-top: 1em">.pi foo
.pi bar</pre>


<p style="margin-top: 1em"><font color="#000000">is now
equivalent to</font></p>


<p style="margin-left:3%; margin-top: 1em"><font color="#000000"><tt>.pi
foo | bar</tt></font></p>


<p style="margin-top: 1em"><font color="#000000"></li><li>A
new escape sequence &lsquo;\O&rsquo; is available to disable
and enable glyph output. Please see groff_diff.man and
groff.texinfo for more details.</font></p>


<p style="margin-top: 1em"><font color="#000