Symbol: v4l2_tuner
usr/src/uts/common/sys/videodev2.h
1370
#define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner)
usr/src/uts/common/sys/videodev2.h
1371
#define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner)