 With nested filesets,
    if the fileset size is greater than 1 or if the only entry in the fileset is a
    directory or if the <var>file</var> attribute is already specified, only
    <var>todir</var> is allowed</td>
  </tr>
  <tr>
    <td valign="top">todir</td>
    <td valign="top">the directory to move to</td>
  </tr>
  <tr>
    <td valign="top">overwrite</td>
    <td valign="top">overwrite existing files even if the destination
      files are newer (default is &quot;true&quot;)</td>
    <td valign="