extern void performGCWithRoots(void (*get_roots)(evac_fn));
extern HsInt64 getAllocations( void );
extern void revertCAFs( void );
-extern void dirty_MUT_VAR(StgClosure *);
+extern void dirty_MUT_VAR(StgRegTable *reg, StgClosure *p);
#endif /* RTSEXTERNAL_H */