CONFIG_POSIX_API=y
CONFIG_ZTEST=y

# for POSIX_FS
CONFIG_FILE_SYSTEM=y

# for select to work
CONFIG_NET_TEST=y
CONFIG_TEST_RANDOM_GENERATOR=y
CONFIG_NET_SOCKETS=y
CONFIG_NETWORKING=y

# for when CONFIG_POSIX_API is not selected
CONFIG_PTHREAD_IPC=y
CONFIG_POSIX_FS=y
CONFIG_POSIX_CLOCK=y
CONFIG_POSIX_MQUEUE=y
CONFIG_EVENTFD=y
CONFIG_GETOPT=y