pub unsafe extern "C" fn VMSLINEARFRAC_(
    n: *const c_int,
    a: *const f32,
    b: *const f32,
    scalea: *const f32,
    shifta: *const f32,
    scaleb: *const f32,
    shiftb: *const f32,
    r: *mut f32,
    mode: *mut c_longlong
)