@@ -37,6 +37,7 @@ size_t rb_ary_size_as_embedded(VALUE ary);
void rb_ary_make_embedded(VALUE ary);
bool rb_ary_embeddable_p(VALUE ary);
VALUE rb_ary_diff(VALUE ary1, VALUE ary2);
+RUBY_EXTERN VALUE rb_cArray_empty_frozen;
static inline VALUE rb_ary_entry_internal(VALUE ary, long offset);
static inline bool ARY_PTR_USING_P(VALUE ary);