                                   <span class="keyword">const</span> memory_based_step_iterator&lt;Iterator&gt;&amp; p2) { 
<a name="l00231"></a>00231     <span class="keywordflow">return</span> memunit_distance(p1.base(),p2.base()); 
<a name="l00232"></a>00232 }
<a name="l00233"></a>00233 
<a name="l00234"></a>00234 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Iterator&gt;
<a name="l00235"></a>00235 <span class="keyword">inline</span> <span class="keywordtype">void</span