*/
public static Result_InvoiceNoneZ ok(Invoice o) {
long ret = bindings.CResult_InvoiceNoneZ_ok(o == null ? 0 : o.ptr & ~1);
*/
public static Result_InvoiceNoneZ ok(Invoice o) {
long ret = bindings.CResult_InvoiceNoneZ_ok(o == null ? 0 : o.ptr & ~1);