ENGINEerr(ENGINE_F_ENGINE_FINISH,ENGINE_R_FINISH_FAILED);
ENGINEerr(ENGINE_F_ENGINE_UNLOCKED_FINISH,ENGINE_R_FINISH_FAILED);
int engine_unlocked_finish(ENGINE *e, int unlock_for_handlers)	{	int to_return = 1;	/* Reduce the functional reference count here so if it's the terminating	 * case, we can release the lock safely and call the finish() handler	 * without risk of a race. We get a race if we leave the count until	 * after and something else is calling "finish" at the same time -	 * there's a chance that both threads will together take the count from	 * 2 to 0 without either calling finish(). */	e->funct_ref--;	engine_ref_debug(e, 1, -1);	if((e->funct_ref == 0) && e->finish)		{		if(unlock_for_handlers)			CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);		to_return = e->finish(e);		if(unlock_for_handlers)			CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);		if(!to_return)			return 0;		}#ifdef REF_CHECK	if(e->funct_ref < 0)		{		fprintf(stderr,"ENGINE_finish, bad functional reference count\n");		abort();		}#endif	/* Release the structural reference too */	if(!engine_free_util(e, 0))		{		ENGINEerr(ENGINE_F_ENGINE_FINISH,ENGINE_R_FINISH_FAILED);		return 0;		}	return to_return;	}