Issue #11118: Fix bogus export of None in python3.dll.
diff --git a/PC/python3.def b/PC/python3.def
index 582e433..b8f483c 100644
--- a/PC/python3.def
+++ b/PC/python3.def
@@ -681,7 +681,7 @@
   _Py_Dealloc=python32._Py_Dealloc

   _Py_EllipsisObject=python32._Py_EllipsisObject DATA

   _Py_FalseStruct=python32._Py_FalseStruct DATA

-  _Py_NoneStruct=python32.Py_GetCopyright

+  _Py_NoneStruct=python32._Py_NoneStruct DATA

   _Py_NotImplementedStruct=python32._Py_NotImplementedStruct DATA

   _Py_SwappedOp=python32._Py_SwappedOp DATA

   _Py_TrueStruct=python32._Py_TrueStruct DATA