$r->{ar}->headers_out->set( "Content-Length" => length $r->{output} );
APACHE2 || $r->{ar}->send_http_header;
$r->{ar}->print( $r->{output} );
$r->{ar}->headers_out->set( "Content-Length" => length $r->{output} );
APACHE2 || $r->{ar}->send_http_header;
$r->{ar}->print( $r->{output} );