lways supplied by non-conforming
    compilers and libraries.&nbsp; Header <a href=
    "../../boost/limits.hpp">boost/limits.hpp</a> simply includes the
    standard library &lt;limits&gt; header if available, otherwise includes
    <a href=
    "../../boost/detail/limits.hpp">boost/detail/limits.hpp</a>.&nbsp;
    BOOST_NO_LIMITS from <a href="../config/config.htm">boost/config.hpp</a>
    is used to determine &lt;limits&gt; availability.</p>

    <p>Note also the test program <a href=
    "../config/test