NEW_CFUNC        631 class.c            rb_add_method(klass, name, NEW_CFUNC(func,argc), NOEX_PUBLIC|NOEX_CFUNC);
NEW_CFUNC        643 class.c            rb_add_method(klass, id, NEW_CFUNC(func, argc),
NEW_CFUNC        655 class.c            rb_add_method(klass, rb_intern(name), NEW_CFUNC(func, argc),
NEW_CFUNC        666 class.c            rb_add_method(klass, rb_intern(name), NEW_CFUNC(func, argc),