* `%IkiWiki::links` lists the names of each page
that a page links to, in an array reference.
* `%IkiWiki::pagemtime` contains the last modification time of each page
* `%IkiWiki::links` lists the names of each page
that a page links to, in an array reference.
* `%IkiWiki::pagemtime` contains the last modification time of each page