ENGINE *ret = NULL;
ENGINE *ret;
ENGINE *ENGINE_get_first(void)	{	ENGINE *ret = NULL;	CRYPTO_r_lock(CRYPTO_LOCK_ENGINE);	if(engine_internal_check())		{		ret = engine_list_head;		if(ret)			{			ret->struct_ref++;			engine_ref_debug(ret, 0, 1)			}		}	CRYPTO_r_unlock(CRYPTO_LOCK_ENGINE);	return ret;	}