n class="lineno">  157</span>&#160;                <span class="keyword">struct </span>make_unsigned&lt;unsigned char&gt;</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;                {</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;                        <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> type;</div>
<div class="line"><a name="l00160"></a><span class=