   <p>
                    <code class="computeroutput"><span class="keyword">unsigned</span> <span class="keyword">int</span>
                    <span class="identifier">GrepFiles</span><span class="special">(</span><span class="identifier">GrepFileCallback</span> <span class="identifier">cb</span><span class="special">,</span> <span class="keyword">const</span>
                    <span class="keyword">char</span><span class="special">*</span>
                    <span class="identifier">files</span><spa