Function mapEndSurfaceHeight 

pub unsafe extern "C" fn mapEndSurfaceHeight(
    y: *mut f32,
    en: *const EndNoise,
    sn: *const SurfaceNoise,
    x: c_int,
    z: c_int,
    w: c_int,
    h: c_int,
    scale: c_int,
    ymin: c_int,
) -> c_int