nbsp;&nbsp;&nbsp;<span class="keyword">mutable</span>&nbsp;c_ibaud&nbsp;:&nbsp;int;<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">mutable</span>&nbsp;c_csize&nbsp;:&nbsp;int;<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">mutable</span>&nbsp;c_cstopb&nbsp;:&nbsp;int;<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">mutable</span>&nbsp;c_cread&nbsp;:&nbsp;bool;<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">mutable</span>&nbsp;c_parenb&nbsp;:&nbsp;bool;<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="key