Fix compiler warnings

Author: JelleZijlstra

Include/internal/pycore_typevarobject.h

@@ -16,7 +16,7 @@ extern PyObject *_Py_subscript_generic(PyThreadState *, PyObject *);
 extern PyObject *_Py_set_typeparam_default(PyThreadState *, PyObject *, PyObject *);
 extern int _Py_initialize_generic(PyInterpreterState *);
 extern void _Py_clear_generic_types(PyInterpreterState *);
-extern int _Py_typing_type_repr(_PyUnicodeWriter *, PyObject *);
+extern int _Py_typing_type_repr(PyUnicodeWriter *, PyObject *);
 
 extern PyTypeObject _PyTypeAlias_Type;
 extern PyTypeObject _PyNoDefault_Type;

Objects/genericaliasobject.c

@@ -52,7 +52,7 @@ ga_traverse(PyObject *self, visitproc visit, void *arg)
 }
 
 static int
-ga_repr_items_list(_PyUnicodeWriter *writer, PyObject *p)
+ga_repr_items_list(PyUnicodeWriter *writer, PyObject *p)
 {
     assert(PyList_CheckExact(p));
 

Objects/typevarobject.c

@@ -245,7 +245,7 @@ PyType_Spec constevaluator_spec = {
 };
 
 int
-_Py_typing_type_repr(_PyUnicodeWriter *writer, PyObject *p)
+_Py_typing_type_repr(PyUnicodeWriter *writer, PyObject *p)
 {
     PyObject *qualname = NULL;
     PyObject *module = NULL;