--- zzzz-none-000/linux-3.10.107/drivers/media/tuners/mt2266.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/media/tuners/mt2266.h	2021-02-04 17:41:59.000000000 +0000
@@ -24,7 +24,7 @@
 	u8 i2c_address;
 };
 
-#if IS_ENABLED(CONFIG_MEDIA_TUNER_MT2266)
+#if IS_REACHABLE(CONFIG_MEDIA_TUNER_MT2266)
 extern struct dvb_frontend * mt2266_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2266_config *cfg);
 #else
 static inline struct dvb_frontend * mt2266_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2266_config *cfg)