 FAQ entry <a class="link" href="../faq.html#spirit.faq.i_m_very_confused_about_the_header_hell_in_my_boost_spirit_directory__what_s_all_this_about_">Header
        Hell</a>. This should give you a good overview on how to find the needed
        header files for your new parsers. Moreover, each section in the <a class="link" href="../qi/reference.html" title="Reference">Qi
        Reference</a> lists the required include files needed for any particular
        component.
      </p>
<p>
        It is possibl