h4>
		<dl>
			<dt>d</dt>
			<dd>
				The next available <b>BOOST_PP_WHILE</b> iteration.
			</dd>
			<dt>op</dt>
			<dd>
				A ternary operation of the form <i>op</i>(<i>d</i>, <i>state</i>, <i>elem</i>).&nbsp;
				This macro is called for each element in <i>list</i>--each time returning a new <i>state</i>.&nbsp;
				This operation is expanded by <b>BOOST_PP_LIST_FOLD_RIGHT</b> with the next available <b>BOOST_PP_WHILE</b> iteration,
				the current <i>state</i>, and the current element.
			</dd>
			<dt>sta