config  COMPAT_BSD
    bool "Enable FreeBSD"
    default y
    select COMPAT_LINUXKPI

    help
      Answer Y to enable LiteOS support FreeBSD.

config  COMPAT_LINUXKPI
    bool "Enable linuxkpi" if COMPAT_BSD
    default y

    help
      Answer Y to enable LiteOS support compatible layer for linuxkpi.