apm_ctl
#define APM_IOC_DEV_CTL _IOW('A', 5, struct apm_ctl) /* put device into mode */
#define APM_IOC_DEV_CTL _IOW('A', 5, struct apm_ctl) /* put device into mode */
#define APM_IOC_DEV_CTL _IOW('A', 5, struct apm_ctl) /* put device into mode */
struct apm_ctl *actl = (struct apm_ctl *)data;
#define APM_IOC_DEV_CTL _IOW('A', 5, struct apm_ctl) /* put device into mode */
#define APM_IOC_DEV_CTL _IOW('A', 5, struct apm_ctl) /* put device into mode */
#define APM_IOC_DEV_CTL _IOW('A', 5, struct apm_ctl) /* put device into mode */
#define APM_IOC_DEV_CTL _IOW('A', 5, struct apm_ctl) /* put device into mode */
#define APM_IOC_DEV_CTL _IOW('A', 5, struct apm_ctl) /* put device into mode */
#define APM_IOC_DEV_CTL _IOW('A', 5, struct apm_ctl) /* put device into mode */