Merge ssize_t branch.
diff --git a/Include/listobject.h b/Include/listobject.h
index 0999a82..d9012ce 100644
--- a/Include/listobject.h
+++ b/Include/listobject.h
@@ -35,7 +35,7 @@
      * Items must normally not be NULL, except during construction when
      * the list is not yet visible outside the function that builds it.
      */
-    int allocated;
+    Py_ssize_t allocated;
 } PyListObject;
 
 PyAPI_DATA(PyTypeObject) PyList_Type;
@@ -43,14 +43,14 @@
 #define PyList_Check(op) PyObject_TypeCheck(op, &PyList_Type)
 #define PyList_CheckExact(op) ((op)->ob_type == &PyList_Type)
 
-PyAPI_FUNC(PyObject *) PyList_New(int size);
-PyAPI_FUNC(int) PyList_Size(PyObject *);
-PyAPI_FUNC(PyObject *) PyList_GetItem(PyObject *, int);
-PyAPI_FUNC(int) PyList_SetItem(PyObject *, int, PyObject *);
-PyAPI_FUNC(int) PyList_Insert(PyObject *, int, PyObject *);
+PyAPI_FUNC(PyObject *) PyList_New(Py_ssize_t size);
+PyAPI_FUNC(Py_ssize_t) PyList_Size(PyObject *);
+PyAPI_FUNC(PyObject *) PyList_GetItem(PyObject *, Py_ssize_t);
+PyAPI_FUNC(int) PyList_SetItem(PyObject *, Py_ssize_t, PyObject *);
+PyAPI_FUNC(int) PyList_Insert(PyObject *, Py_ssize_t, PyObject *);
 PyAPI_FUNC(int) PyList_Append(PyObject *, PyObject *);
-PyAPI_FUNC(PyObject *) PyList_GetSlice(PyObject *, int, int);
-PyAPI_FUNC(int) PyList_SetSlice(PyObject *, int, int, PyObject *);
+PyAPI_FUNC(PyObject *) PyList_GetSlice(PyObject *, Py_ssize_t, Py_ssize_t);
+PyAPI_FUNC(int) PyList_SetSlice(PyObject *, Py_ssize_t, Py_ssize_t, PyObject *);
 PyAPI_FUNC(int) PyList_Sort(PyObject *);
 PyAPI_FUNC(int) PyList_Reverse(PyObject *);
 PyAPI_FUNC(PyObject *) PyList_AsTuple(PyObject *);