#1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT.
diff --git a/Include/iterobject.h b/Include/iterobject.h
index ba1b482..851cd7b 100644
--- a/Include/iterobject.h
+++ b/Include/iterobject.h
@@ -10,12 +10,12 @@
PyAPI_DATA(PyTypeObject) PyZipIter_Type;
PyAPI_DATA(PyTypeObject) PyCmpWrapper_Type;
-#define PySeqIter_Check(op) (Py_Type(op) == &PySeqIter_Type)
+#define PySeqIter_Check(op) (Py_TYPE(op) == &PySeqIter_Type)
PyAPI_FUNC(PyObject *) PySeqIter_New(PyObject *);
-#define PyCallIter_Check(op) (Py_Type(op) == &PyCallIter_Type)
+#define PyCallIter_Check(op) (Py_TYPE(op) == &PyCallIter_Type)
PyAPI_FUNC(PyObject *) PyCallIter_New(PyObject *, PyObject *);