50
50
<a name="annotation-glossterm-allow-none"></a>allow-none</dt>
51
51
<dd><p>NULL is ok, both for passing and for returning.</p></dd>
52
64
<a name="glsE"></a><h3 class="title">E</h3>
54
66
<a name="annotation-glossterm-element-type"></a>element-type</dt>