
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">heap</td><td>The heap to visit. </td></tr>
    <tr><td class="paramname">visit_all_blocks</td><td>If <em>true</em> visits all allocated blocks, otherwise <em>visitor</em> is only called for every heap area. </td></tr>
    <tr><td class="paramname">visitor</td><td>This function is called for every area in the heap (with <em>block</em> as <em>NULL</em>). If <em>visit_all_blocks</em> is <em>true</em>, <em>visitor