Function manifold_extrude

pub unsafe extern "C" fn manifold_extrude(
    mem: *mut c_void,
    cs: *mut ManifoldPolygons,
    height: f64,
    slices: c_int,
    twist_degrees: f64,
    scale_x: f64,
    scale_y: f64,
) -> *mut ManifoldManifold