
    is the obsolete version of
    <a class="Xr" href="zip_register_progress_callback_with_state.html">zip_register_progress_callback_with_state(3)</a>.</p>
<p class="Pp" id="zip_register_progress_callback~2">The
    <a class="permalink" href="#zip_register_progress_callback~2"><code class="Fn">zip_register_progress_callback</code></a>()
    function registers a callback function
    <var class="Ar">progress_callback</var> for the zip archive
    <var class="Ar">archive</var>. This function is called durin