Add the curses constants ERR and OK to the module at TG's suggestion
diff --git a/Modules/_cursesmodule.c b/Modules/_cursesmodule.c
index 4c4b4aa..6337a4c 100644
--- a/Modules/_cursesmodule.c
+++ b/Modules/_cursesmodule.c
@@ -2464,6 +2464,9 @@
 	PyDict_SetItemString(d, "__version__", v);
 	Py_DECREF(v);
 
+        SetDictInt("ERR", ERR);
+        SetDictInt("OK", OK);
+
 	/* Here are some attributes you can add to chars to print */
 	
 	SetDictInt("A_ATTRIBUTES",      A_ATTRIBUTES);