many more types to initialize (I had to expose some of them)
diff --git a/Include/descrobject.h b/Include/descrobject.h
index 0d444b6..718f9d5 100644
--- a/Include/descrobject.h
+++ b/Include/descrobject.h
@@ -68,6 +68,9 @@
} PyWrapperDescrObject;
PyAPI_DATA(PyTypeObject) PyWrapperDescr_Type;
+PyAPI_DATA(PyTypeObject) PyDictProxy_Type;
+PyAPI_DATA(PyTypeObject) PyGetSetDescr_Type;
+PyAPI_DATA(PyTypeObject) PyMemberDescr_Type;
PyAPI_FUNC(PyObject *) PyDescr_NewMethod(PyTypeObject *, PyMethodDef *);
PyAPI_FUNC(PyObject *) PyDescr_NewClassMethod(PyTypeObject *, PyMethodDef *);