static AutoCloseable dm_vmBus_answerToMessage(S msg, final F0 f) {
  final DynModule m = dm_current_mandatory();
  ret dm_ownResource(vmBus_addListener_basic(msg, func(S _msg, O arg) {
    temp m.enter();
    ret callF(f);
  });
}

static AutoCloseable dm_vmBus_answerToMessage(S msg, final F1 f) {
  final DynModule m = dm_current_mandatory();
  ret dm_ownResource(vmBus_addListener_basic(msg, func(S _msg, O arg) {
    temp m.enter();
    ret callF(f, arg);
  });
}