</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="comment"> *    *bad* habit in most cases, because header files can contain</span></div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="comment"> *    interfaces that are not part of the public, stable API.)</span></div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00045"></a