#[no_mangle]
pub extern "C" fn wasmtime_store_epoch_deadline_callback(
    store: &mut wasmtime_store_t,
    func: extern "C" fn(_: CStoreContextMut<'_>, _: *mut c_void, _: *mut u64, _: *mut wasmtime_update_deadline_kind_t) -> Option<Box<wasmtime_error_t>>,
    data: *mut c_void,
    finalizer: Option<extern "C" fn(_: *mut c_void)>
)