r perform application and connection management:<p>

<ul type=square>
    <li><tt>FCGI_MAX_CONNS</tt>:
        The maximum number of concurrent transport connections this
        application will accept, e.g.
        <tt>"1"</tt> or <tt>"10"</tt>.<p>

    <li><tt>FCGI_MAX_REQS</tt>:
        The maximum number of concurrent requests this application
        will accept, e.g.
        <tt>"1"</tt> or <tt>"50"</tt>.<p>

    <li><tt>FCGI_MPXS_CONNS</tt>:
        <tt>"0"</tt> if this application does not multiple