LIRC_SET_SEND_DUTY_CYCLE  109 include/uapi/linux/lirc.h #define LIRC_SET_SEND_DUTY_CYCLE       _IOW('i', 0x00000015, __u32)
LIRC_SET_SEND_DUTY_CYCLE  109 tools/include/uapi/linux/lirc.h #define LIRC_SET_SEND_DUTY_CYCLE       _IOW('i', 0x00000015, __u32)