Remove more unneeded casts to hashfunc.
diff --git a/Modules/_pickle.c b/Modules/_pickle.c
index b810301..e2d6406 100644
--- a/Modules/_pickle.c
+++ b/Modules/_pickle.c
@@ -3570,7 +3570,7 @@
0, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
- (hashfunc)PyObject_HashNotImplemented, /* tp_hash */
+ PyObject_HashNotImplemented, /* tp_hash */
0, /* tp_call */
0, /* tp_str */
PyObject_GenericGetAttr, /* tp_getattro */
@@ -5708,7 +5708,7 @@
0, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
- (hashfunc)PyObject_HashNotImplemented, /* tp_hash */
+ PyObject_HashNotImplemented, /* tp_hash */
0, /* tp_call */
0, /* tp_str */
PyObject_GenericGetAttr, /* tp_getattro */