Merged in py3k-buffer branch to main line.  All objects now use the buffer protocol in PEP 3118.
diff --git a/Include/pyerrors.h b/Include/pyerrors.h
index b1cc429..c519cb6 100644
--- a/Include/pyerrors.h
+++ b/Include/pyerrors.h
@@ -138,6 +138,7 @@
 PyAPI_DATA(PyObject *) PyExc_UnicodeTranslateError;
 PyAPI_DATA(PyObject *) PyExc_ValueError;
 PyAPI_DATA(PyObject *) PyExc_ZeroDivisionError;
+PyAPI_DATA(PyObject *) PyExc_BufferError;
 #ifdef MS_WINDOWS
 PyAPI_DATA(PyObject *) PyExc_WindowsError;
 #endif