extern lnat new_scavd_blocks; // ditto, but depth-first blocks
#ifdef DEBUG
-extern nat mutlist_MUTVARS, mutlist_MUTARRS, mutlist_OTHERS;
+extern nat mutlist_MUTVARS, mutlist_MUTARRS, mutlist_MVARS, mutlist_OTHERS;
#endif
StgClosure * isAlive(StgClosure *p);