Here is a list of all enum values with links to the files they belong to:

C6DOFIMU27_DRV_SEL_I2C : c6dofimu27.h
C6DOFIMU27_DRV_SEL_SPI : c6dofimu27.h
C6DOFIMU27_ERROR : c6dofimu27.h
C6DOFIMU27_OK : c6dofimu27.h