use defaults
diff --git a/Objects/funcobject.c b/Objects/funcobject.c
index 6cbf297..089356b 100644
--- a/Objects/funcobject.c
+++ b/Objects/funcobject.c
@@ -707,8 +707,8 @@
     0,                                          /* tp_hash */
     function_call,                              /* tp_call */
     0,                                          /* tp_str */
-    PyObject_GenericGetAttr,                    /* tp_getattro */
-    PyObject_GenericSetAttr,                    /* tp_setattro */
+    0,                                          /* tp_getattro */
+    0,                                          /* tp_setattro */
     0,                                          /* tp_as_buffer */
     Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC,/* tp_flags */
     func_doc,                                   /* tp_doc */
@@ -885,7 +885,7 @@
     0,                                          /* tp_hash */
     0,                                          /* tp_call */
     0,                                          /* tp_str */
-    PyObject_GenericGetAttr,                    /* tp_getattro */
+    0,                                          /* tp_getattro */
     0,                                          /* tp_setattro */
     0,                                          /* tp_as_buffer */
     Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | Py_TPFLAGS_HAVE_GC,