Update bsddb code to version 4.7.3pre2. This code should
be compatible with Python 3.0, also.

  http://www.jcea.es/programacion/pybsddb.htm#bsddb3-4.7.3
diff --git a/Modules/bsddb.h b/Modules/bsddb.h
index a4f6db7..41f1db9 100644
--- a/Modules/bsddb.h
+++ b/Modules/bsddb.h
@@ -105,7 +105,7 @@
 #error "eek! DBVER can't handle minor versions > 9"
 #endif
 
-#define PY_BSDDB_VERSION "4.7.2devel9"
+#define PY_BSDDB_VERSION "4.7.3pre2"
 
 /* Python object definitions */
 
@@ -134,7 +134,7 @@
     PyObject*       event_notifyCallback;
     struct DBObject *children_dbs;
     struct DBTxnObject *children_txns;
-    PyObject        *private;
+    PyObject        *private_obj;
     PyObject        *rep_transport;
     PyObject        *in_weakreflist; /* List of weak references */
 } DBEnvObject;
@@ -159,7 +159,7 @@
     PyObject*       associateCallback;
     PyObject*       btCompareCallback;
     int             primaryDBType;
-    PyObject        *private;
+    PyObject        *private_obj;
     PyObject        *in_weakreflist; /* List of weak references */
 } DBObject;