th the array
of streams.  valid options are just copy (ie. no fill), special value,
nearest neighbor, nearest neighbor in "i" direction, or nearest
neighbor in "j" direction.
valid values:  'copy','spval','nn','nnoni','nnonj'  
<br/>default: "nn".
</pre>
        </div>
    </td>
    <td>char*256(30)</td>
    <td>shr_strdata_nml</td>
  </tr>
  <tr id="fillmask_tr">
    <td><a name="fillmask"></a>
        <img id="fillmask_arrow" src="./images/arrow_right.gif">
        <code class="varname">
          <a href