 contents may change. Currently the value of any entry does not matter and may be considered a short description for 'why results from this macro should not be cached', but please look at the entries used in other macros for values which may be suitable. <span class="anchor" id="line-172"></span></li></ul><p class="line867"> <span class="anchor" id="line-173"></span><span class="anchor" id="line-174"></span><p class="line862">If your macro can generate headings (by calling <tt class="backtick">macro.formatt