DSKMOTOR 240 drivers/block/amiflop.c #define MOTOR_ON (ciab.prb &= ~DSKMOTOR) DSKMOTOR 241 drivers/block/amiflop.c #define MOTOR_OFF (ciab.prb |= DSKMOTOR) DSKMOTOR 409 drivers/block/amiflop.c prb &= ~DSKMOTOR;