+ closure_size(StgBlockingQueue);
+ closure_field(StgBlockingQueue, bh);
+ closure_field(StgBlockingQueue, owner);
+ closure_field(StgBlockingQueue, queue);
+ closure_field(StgBlockingQueue, link);
+
+ closure_size(MessageBlackHole);
+ closure_field(MessageBlackHole, link);
+ closure_field(MessageBlackHole, tso);
+ closure_field(MessageBlackHole, bh);
+