current and previous output (corresponds . Corresponds to <b>watch -d</b>option.</p> </td></tr><tr valign="top" align="left"><td width="11%"></td><td width="4%"> <p><b>-wt</b></p></td><td width="7%"></td><td width="78%"> <p>Instruct <b>watch</b>(1) to now show its title(interval, command, and current time at the top of thedisplay, as well as the following blank line). Correspondsto <b>watch -t</b> option.</p> </td></tr>