                          </td>
<td>
<pre xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="table-programlisting"><span class="identifier">lib</span><span class="special">::</span><span class="identifier">error_code</span> <span class="identifier">pause_reading</span><span class="special">();</span>
<span class="identifier">lib</span><span class="special">::</span><span class="identifier">error_code</span> <span class="identifier">resume_reading</span><span class="special">();</span>