l">*</span></code> and <code class="computeroutput"><span class="keyword">operator</span><span class="special">==</span></code> on the <code class="computeroutput"><span class="identifier">node_iterator</span></code>
          return the result of invoking the same operations on the underlying pointer,
          via the <code class="computeroutput"><span class="identifier">node_iterator</span></code>'s
          |dereference_and_equal|_). The only real behavioral difference between
          <code class="co