+sub checkconfig () {
+ $config{comments_commit} = 1
+ unless defined $config{comments_commit};
+ $config{comments_pagespec} = ''
+ unless defined $config{comments_pagespec};
+ $config{comments_closed_pagespec} = ''
+ unless defined $config{comments_closed_pagespec};
+ $config{comments_pagename} = 'comment_'
+ unless defined $config{comments_pagename};
+}
+
+sub htmlize {