anchor.diff:    CRASH_DUMP? n
     DVB_DYNAMIC_MINORS? y # we use udev
     EFI_STUB y # EFI bootloader in the bzImage itself
  +  CGROUPS y # used by systemd
     FHANDLE y # used by systemd
     SECCOMP y # used by systemd >= 231
  +  POSIX_MQUEUE y
     FRONTSWAP y
     FUSION y # Fusion MPT device support
     IDE n # deprecated IDE support
  
positive.code:   ${optionalString (versionOlder version "4.4") ''
      B43_PCMCIA? y
    ''}
    BLK_DEV_INTEGRITY y
    BSD_PROCESS_ACCT_V3 y
    BT_HCIUART_BCSP? y
  
negative.code:   WAN y
  
    # Networking options.
    NET y
    IP_PNP n
    ${optionalString (versionOlder version "3.13") ''
      IPV6_PRIVACY y
  