• explain_v4l2_buf_type_check_t : v4l2_buf_type.h
• explain_v4l2_control_check_id_t : v4l2_control.h
• explain_v4l2_control_id_check_t : v4l2_control_id.h
• explain_v4l2_crop_check_type_t : v4l2_crop.h
• explain_v4l2_cropcap_check_type_t : v4l2_cropcap.h
• explain_v4l2_format_check_type_t : v4l2_format.h
• explain_v4l2_pixel_format_check_t : v4l2_pixel_format.h
• explain_v4l2_queryctrl_check_id_t : v4l2_queryctrl.h
• option_level_t : option.c
• option_type_t : option.c