sub new {
   my (undef, undef, $interface, undef, $driver) = @_;
   my $self = shift->SUPER::new(
      driver    => $driver,
      interface => $interface,
      @_,
   );
   my $drv = lorcon_find_driver($self->driver);
   if (! $drv) {
      die  "[*] new: lorcon_find_driver: failed\n";
      return;
   }

   $self->driver( $drv );
 
   my $context = lorcon_create($self->interface, $drv); #_drv
   if (! $context) {
      die "[*] new: lorcon_create: failed\n";
      return;
   }
   $self->_context($context) or die $!;
   return $self;
}