pan class="n">before</span><span class="w"> </span><span class="n">unlink</span><span class="p">()</span><span class="w"></span>
<span class="n">returns</span><span class="p">,</span><span class="w"> </span><span class="n">but</span><span class="w"> </span><span class="n">the</span><span class="w"> </span><span class="n">removal</span><span class="w"> </span><span class="n">of</span><span class="w"> </span><span class="n">the</span><span class="w"> </span><span class="n">file</span><span class="w"> </span><