if ($feed->{expireage}) {
my $days_old = (time - $IkiWiki::pagectime{$item->{page}}) / 60 / 60 / 24;
if ($days_old > $feed->{expireage}) {
if ($feed->{expireage}) {
my $days_old = (time - $IkiWiki::pagectime{$item->{page}}) / 60 / 60 / 24;
if ($days_old > $feed->{expireage}) {