$vars{'lines'} = [];
  push @{ $vars{'lines'} }, {'proto' => $4,
                             'uri1'  => $5,
                             'uri2'  => $7,
                             'd'     => $1};

##</code><code>##

{ foreach $line (@lines)
  {
    $OUT .= "$line->{'d'} map $line->{'proto'}://$line->{'uri1'} $line->{'proto'}://$line->{'uri2'}\n";
  }
}