 unk068;
    /* reserved for future use */
    gint32 reserved_int1;
    gint32 reserved_int2;
    gpointer reserved1;
    gpointer reserved2;
};
</pre>
<p>
Smart Playlist Rule
</p>
<p>
The from and to fields require some explanation.  If <em class="parameter"><code>field</code></em> is a date type,
then <em class="parameter"><code>value</code></em> would be set to 0x2dae2dae2dae2dae, <em class="parameter"><code>date</code></em> would be a number,
(e.g. 2 or -2), and <em class="parameter"><code>units</code>