Function transform_image_optimizer_request 

pub unsafe extern "C" fn transform_image_optimizer_request(
    origin_image_request: RequestHandle,
    origin_image_request_body: BodyHandle,
    origin_image_backend: *const u8,
    origin_image_backend_len: usize,
    io_transform_config_options: ImageOptimizerTransformConfigOptions,
    io_transform_config: *const ImageOptimizerTransformConfig,
    io_error_detail: *mut ImageOptimizerErrorDetail,
    resp_handle_out: *mut ResponseHandle,
    resp_body_handle_out: *mut BodyHandle,
) -> FastlyStatus