0 _unpacked/i2c/muxes/gpio-i2cmux.c: 13:31: fatal error: linux/gpio-i2cmux.h: No such file or directory 1 compilation terminated. 2 make[2]: *** [_unpacked/i2c/muxes/gpio-i2cmux.o] Error 1 3 make[1]: *** [_module__unpacked/i2c/muxes] Error 2 4 Compile error. 5 6