1CONFIG_FILE_SYSTEM=y 2CONFIG_LOG=y 3CONFIG_FAT_FILESYSTEM_ELM=y 4CONFIG_POSIX_API=y 5CONFIG_POSIX_FILE_SYSTEM=y 6CONFIG_POSIX_FILE_SYSTEM_R=y 7CONFIG_ZTEST=y 8CONFIG_MAIN_STACK_SIZE=4096 9CONFIG_ZTEST_STACK_SIZE=2048 10CONFIG_EVENTFD=n 11
