void throwToReleaseTarget (void *tso);
#endif
-void maybePerformBlockedException (Capability *cap, StgTSO *tso);
+int maybePerformBlockedException (Capability *cap, StgTSO *tso);
void awakenBlockedExceptionQueue (Capability *cap, StgTSO *tso);
/* Determine whether a thread is interruptible (ie. blocked