add open function to bsddb185 module so the file format sniffing can be
restricted to the whichdb module
diff --git a/Modules/bsddbmodule.c b/Modules/bsddbmodule.c
index 1319bf9..ac8c443 100644
--- a/Modules/bsddbmodule.c
+++ b/Modules/bsddbmodule.c
@@ -838,6 +838,8 @@
{"hashopen", (PyCFunction)bsdhashopen, METH_VARARGS},
{"btopen", (PyCFunction)bsdbtopen, METH_VARARGS},
{"rnopen", (PyCFunction)bsdrnopen, METH_VARARGS},
+ /* strictly for use by dbhhash!!! */
+ {"open", (PyCFunction)bsdhashopen, METH_VARARGS},
{0, 0},
};