CONFIG_NANDSIM_FOURTH_ID_BYTE 42 drivers/mtd/nand/raw/nandsim.c !defined(CONFIG_NANDSIM_FOURTH_ID_BYTE) CONFIG_NANDSIM_FOURTH_ID_BYTE 104 drivers/mtd/nand/raw/nandsim.c [3] = CONFIG_NANDSIM_FOURTH_ID_BYTE,