#1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT.
diff --git a/Modules/_weakref.c b/Modules/_weakref.c
index f4ee3a3..b187a26 100644
--- a/Modules/_weakref.c
+++ b/Modules/_weakref.c
@@ -14,7 +14,7 @@
 {
     PyObject *result = NULL;
 
-    if (PyType_SUPPORTS_WEAKREFS(Py_Type(object))) {
+    if (PyType_SUPPORTS_WEAKREFS(Py_TYPE(object))) {
         PyWeakReference **list = GET_WEAKREFS_LISTPTR(object);
 
         result = PyLong_FromSsize_t(_PyWeakref_GetWeakrefCount(*list));
@@ -35,7 +35,7 @@
 {
     PyObject *result = NULL;
 
-    if (PyType_SUPPORTS_WEAKREFS(Py_Type(object))) {
+    if (PyType_SUPPORTS_WEAKREFS(Py_TYPE(object))) {
         PyWeakReference **list = GET_WEAKREFS_LISTPTR(object);
         Py_ssize_t count = _PyWeakref_GetWeakrefCount(*list);