#1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT.
diff --git a/Objects/iterobject.c b/Objects/iterobject.c
index e48700c..454c405 100644
--- a/Objects/iterobject.c
+++ b/Objects/iterobject.c
@@ -253,7 +253,7 @@
         
         assert(PyTuple_Check(args));
 
-	if (Py_Type(&PyZipIter_Type) == NULL) {
+	if (Py_TYPE(&PyZipIter_Type) == NULL) {
 		if (PyType_Ready(&PyZipIter_Type) < 0)
 			return NULL;
 	}