       (non-recursive mode)</strong></td>
               <td><strong>Boost</strong></td>
               <td><strong>Boost + C++ locale</strong></td>
               <td><strong>POSIX</strong></td>
               <td><strong>PCRE</strong></td>
            </tr>
            <tr>
               <td><code>Twain</code></td>
               <td><font color="#008000">1<BR>
                     (9.05e-005s)</font></td>
               <td><font color="#008000">1.03<BR>
                     (9.29e-005s)</font></td>
   