struct parport_state {
union {
struct pc_parport_state pc;
/* ARC has no state. */
struct ax_parport_state ax;
struct amiga_parport_state amiga;
struct parport_state {
union {
struct pc_parport_state pc;
/* ARC has no state. */
struct ax_parport_state ax;
struct amiga_parport_state amiga;