@@ -793,8 +793,12 @@ extern _invalid_parameter_handler _Py_silent_invalid_parameter_handler;
 #endif
 
 /* New C API */
-#ifdef Py_NEWCAPI
-#  define Py_NEWCAPI_BORROWED_REF
+#ifdef Py_NEWCAPI_BORROWED_REF
+#  define Py_NEWCAPI
+#endif
+
+#if defined(Py_NEWCAPI) && !defined(Py_NEWCAPI_BORROWED_REF)
+#  define Py_NO_BORROWED_REF
 #endif
 
 #endif /* Py_PYPORT_H */
@@ -42,7 +42,10 @@ PyAPI_DATA(PyTypeObject) PyTupleIter_Type;
 
 PyAPI_FUNC(PyObject *) PyTuple_New(Py_ssize_t size);
 PyAPI_FUNC(Py_ssize_t) PyTuple_Size(PyObject *);
+#ifndef Py_NO_BORROWED_REF
 PyAPI_FUNC(PyObject *) PyTuple_GetItem(PyObject *, Py_ssize_t);
+#endif
+PyAPI_FUNC(PyObject *) PyTuple_GetItemRef(PyObject *, Py_ssize_t);
 PyAPI_FUNC(int) PyTuple_SetItem(PyObject *, Py_ssize_t, PyObject *);
 PyAPI_FUNC(PyObject *) PyTuple_GetSlice(PyObject *, Py_ssize_t, Py_ssize_t);
 #ifndef Py_LIMITED_API
@@ -54,16 +57,18 @@ PyAPI_FUNC(void) _PyTuple_MaybeUntrack(PyObject *);
 #endif
 
 #ifdef Py_NEWCAPI_BORROWED_REF
-#define PyTuple_GET_ITEM(op, i) PyTuple_GetItem(op, i)
-#define PyTuple_GET_SIZE(op) PyTuple_Size(op)
-#define PyTuple_SET_ITEM(op, i, v) PyTuple_SetItem(op, i, v)
+#  define PyTuple_GET_SIZE(op) PyTuple_Size(op)
+#  ifdef Py_NEWCAPI_BORROWED_REF
+#    define PyTuple_GET_ITEM(op, i) PyTuple_GetItem(op, i)
+#    define PyTuple_SET_ITEM(op, i, v) PyTuple_SetItem(op, i, v)
+#  endif
 #elif !defined(Py_LIMITED_API)
-/* Macro, trading safety for speed */
-#define PyTuple_GET_ITEM(op, i) (((PyTupleObject *)(op))->ob_item[i])
-#define PyTuple_GET_SIZE(op)    (assert(PyTuple_Check(op)),Py_SIZE(op))
+   /* Macro, trading safety for speed */
+#  define PyTuple_GET_ITEM(op, i) (((PyTupleObject *)(op))->ob_item[i])
+#  define PyTuple_GET_SIZE(op) (assert(PyTuple_Check(op)), Py_SIZE(op))
 
-/* Macro, *only* to be used to fill in brand new tuples */
-#define PyTuple_SET_ITEM(op, i, v) (((PyTupleObject *)(op))->ob_item[i] = v)
+   /* Macro, *only* to be used to fill in brand new tuples */
+#  define PyTuple_SET_ITEM(op, i, v) (((PyTupleObject *)(op))->ob_item[i] = v)
 #endif
 
 PyAPI_FUNC(int) PyTuple_ClearFreeList(void);
 
@@ -159,6 +159,14 @@ PyTuple_GetItem(PyObject *op, Py_ssize_t i)
     return ((PyTupleObject *)op) -> ob_item[i];
 }
 
+PyObject *
+PyTuple_GetItemRef(PyObject *op, Py_ssize_t i)
+{
+    PyObject *item = PyTuple_GetItem(op, i);
+    Py_XINCREF(item);
+    return item;
+}
+
 int
 PyTuple_SetItem(PyObject *op, Py_ssize_t i, PyObject *newitem)
 {
Original file line number	Diff line number	Diff line change
`@@ -159,6 +159,14 @@ PyTuple_GetItem(PyObject *op, Py_ssize_t i)`
`159`	`159`	`return ((PyTupleObject *)op) -> ob_item[i];`
`160`	`160`	`}`
`161`	`161`
	`162`	`+PyObject *`
	`163`	`+PyTuple_GetItemRef(PyObject *op, Py_ssize_t i)`
	`164`	`+{`
	`165`	`+ PyObject *item = PyTuple_GetItem(op, i);`
	`166`	`+ Py_XINCREF(item);`
	`167`	`+ return item;`
	`168`	`+}`
	`169`	`+`
`162`	`170`	`int`
`163`	`171`	`PyTuple_SetItem(PyObject op, Py_ssize_t i, PyObject newitem)`
`164`	`172`	`{`