--- zzzz-none-000/linux-3.10.107/drivers/media/dvb-frontends/stv0288.h 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/drivers/media/dvb-frontends/stv0288.h 2021-02-04 17:41:59.000000000 +0000 @@ -43,7 +43,7 @@ int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured); }; -#if IS_ENABLED(CONFIG_DVB_STV0288) +#if IS_REACHABLE(CONFIG_DVB_STV0288) extern struct dvb_frontend *stv0288_attach(const struct stv0288_config *config, struct i2c_adapter *i2c); #else