+StgStablePtr getOrSetGHCConcSignalHandlerStore(StgStablePtr value);
+StgStablePtr getOrSetGHCConcPendingEventsStore(StgStablePtr ptr);
+StgStablePtr getOrSetGHCConcPendingDelaysStore(StgStablePtr ptr);
+StgStablePtr getOrSetGHCConcIOManagerThreadStore(StgStablePtr ptr);
+StgStablePtr getOrSetGHCConcProddingStore(StgStablePtr ptr);