ER_COUNTS_PAGES and DOC_COVER_COUNTS_PAGES are toggle macros,
hence invoking them by themselves means that mom will consider
covers and doc covers in the pagination scheme; invoking them with
any argument (<kbd>OFF, NO, X</kbd>, etc.) means they are ignored.
The default is to ignore them.
</p>

<div class="rule-long"><hr/></div>

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