parport_pc_unregister_port
parport_pc_unregister_port(p);
parport_pc_unregister_port(p);
EXPORT_SYMBOL(parport_pc_unregister_port);
parport_pc_unregister_port(data->ports[i]);
parport_pc_unregister_port(pdata);
parport_pc_unregister_port(port);
parport_pc_unregister_port (priv->port[i]);
parport_pc_unregister_port (priv->port[i]);
extern void parport_pc_unregister_port(struct parport *p);