val get_rstatus : status -> NRstatus.refiner_status
val get_hstatus : status -> NCicUnifHint.db
val get_library_db : status -> NCicLibrary.timestamp
-val get_dump : status -> (NRstatus.refiner_status -> NRstatus.refiner_status)
+val get_dump : status -> NRstatus.Serializer.obj list
val get_coercions: status -> NCicCoercion.db
val set_stack: Continuationals.Stack.t -> status -> status
val set_rstatus : NRstatus.refiner_status -> status -> status
val set_hstatus : NCicUnifHint.db -> status -> status
val set_library_db : NCicLibrary.timestamp -> status -> status
-val set_dump : (NRstatus.refiner_status -> NRstatus.refiner_status) -> status -> status
+val set_dump : NRstatus.Serializer.obj list -> status -> status