 groff
version 1.19 have been removed; the equivalent
&lsquo;DS&rsquo; and &lsquo;DE&rsquo; macros should be used
instead. X11 documents which actually use &lsquo;Ds&rsquo;
and &lsquo;De&rsquo; always load a specific macro file from
the X11 distribution (&lsquo;macros.t&rsquo;) which provides
proper definitions for the two macros.</p>

<p style="margin-top: 1em"></li><li>The following registers
have been added for improving layout control:</p>

<table width="100%" border="0" rules="none" frame="void"
      