mrb_define_module_function_id(mrb_state *mrb, struct RClass *c, mrb_sym name, mrb_func_t func, mrb_aspec aspec)
{
  mrb_define_class_method_id(mrb, c, name, func, aspec);
  mrb_define_method_id(mrb, c, name, func, aspec);
}
mrb_define_module_function_id(mrb_state *mrb, struct RClass *c, mrb_sym name, mrb_func_t func, mrb_aspec aspec)
{
  mrb_define_class_method_id(mrb, c, name, func, aspec);
  mrb_define_method_id(mrb, c, name, func, aspec);
}