v4l2_sliced_vbi_cap 1435 include/linux/videodev2.h #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
v4l2_sliced_vbi_cap  217 include/media/v4l2-ioctl.h 					struct v4l2_sliced_vbi_cap *a);