Constant v4l::v4l2::vidioc::VIDIOC_EXPBUF

pub const VIDIOC_EXPBUF: _IOC_TYPE = ((crate::v4l2::vidioc::_IOC_READ | crate::v4l2::vidioc::_IOC_WRITE) as
     _IOC_TYPE) << crate::v4l2::vidioc::_IOC_DIRSHIFT |
    (b'V' as _IOC_TYPE) << crate::v4l2::vidioc::_IOC_TYPESHIFT |
    (16 as _IOC_TYPE) << crate::v4l2::vidioc::_IOC_NRSHIFT |
    (std::mem::size_of::<v4l2_exportbuffer>() as _IOC_TYPE) <<
        crate::v4l2::vidioc::_IOC_SIZESHIFT; // 3_225_441_808u32