diff --git a/Include/pyerrors.h b/Include/pyerrors.h
index a4233c9..b55fb4e 100644
--- a/Include/pyerrors.h
+++ b/Include/pyerrors.h
@@ -112,7 +112,7 @@
 	  ? (PyObject*)((PyInstanceObject*)(x))->in_class		\
 	  : (PyObject*)((x)->ob_type)))
 
-	
+
 /* Predefined exceptions */
 
 PyAPI_DATA(PyObject *) PyExc_BaseException;
@@ -186,10 +186,10 @@
 PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilenameObject(
 	PyObject *, PyObject *);
 PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithFilename(PyObject *, char *);
-#ifdef Py_WIN_WIDE_FILENAMES
+#ifdef MS_WINDOWS
 PyAPI_FUNC(PyObject *) PyErr_SetFromErrnoWithUnicodeFilename(
 	PyObject *, Py_UNICODE *);
-#endif /* Py_WIN_WIDE_FILENAMES */
+#endif /* MS_WINDOWS */
 
 PyAPI_FUNC(PyObject *) PyErr_Format(PyObject *, const char *, ...)
 			Py_GCC_ATTRIBUTE((format(printf, 2, 3)));
@@ -199,19 +199,15 @@
 	int, const char *);
 PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithFilename(
 	int, const char *);
-#ifdef Py_WIN_WIDE_FILENAMES
 PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErrWithUnicodeFilename(
 	int, const Py_UNICODE *);
-#endif /* Py_WIN_WIDE_FILENAMES */
 PyAPI_FUNC(PyObject *) PyErr_SetFromWindowsErr(int);
 PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilenameObject(
 	PyObject *,int, PyObject *);
 PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithFilename(
 	PyObject *,int, const char *);
-#ifdef Py_WIN_WIDE_FILENAMES
 PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErrWithUnicodeFilename(
 	PyObject *,int, const Py_UNICODE *);
-#endif /* Py_WIN_WIDE_FILENAMES */
 PyAPI_FUNC(PyObject *) PyErr_SetExcFromWindowsErr(PyObject *, int);
 #endif /* MS_WINDOWS */