lazy_to_enum_i    405 enumerator.c   lazy_to_enum_i(VALUE self, VALUE meth, int argc, const VALUE *argv, rb_enumerator_size_func *size_fn);
lazy_to_enum_i    413 enumerator.c   	return lazy_to_enum_i(obj, meth, argc, argv, size_fn);
lazy_to_enum_i   1455 enumerator.c       VALUE result = lazy_to_enum_i(obj, sym_each, 0, 0, lazyenum_size);
lazy_to_enum_i   1500 enumerator.c       lazy = lazy_to_enum_i(self, meth, argc, argv, 0);
lazy_to_enum_i   1864 enumerator.c   	lazy = lazy_to_enum_i(obj, sym_cycle, 1, &len, 0);