e that uses RLE compression.</td>
 </tr>

 <tr>
  <td class=q>q/pal4rletrns.bmp</td>
  <td>3</td>
  <td class=b><img src="pal4rletrns.png"><br>
     or<br><img src="pal4rletrns-0.png"><br>
     or<br><img src="pal4rletrns-b.png"></td>
  <td class=b><img src="../q/pal4rletrns.bmp"></td>
  <td>An RLE-compressed image that used &ldquo;delta&rdquo;
  codes to skip over some pixels, leaving them undefined. Some viewers
  make undefined pixels transparent, others make them black, and
  others assign them palette 