anchor.diff:    ${optionalString (versionAtLeast version "4.17") ''
       MTD_ONENAND_OTP y
       MTD_ONENAND_2X_PROGRAM y
  +  ''}
  +  ${optionalString (versionAtLeast version "5.0") ''
  +    MTD_PHYSMAP_GPIO_ADDR y
     ''}
     DVB_DYNAMIC_MINORS y # we use udev
     EFI_STUB y
  
positive.code:   ${optionalString (versionAtLeast version "4.20") ''
      PCI_P2PDMA y
    ''}
  
    # Support drivers that need external firmware.
    STANDALONE n
  
negative.code: 
    # Enable the kernel's built-in memory tester.
    MEMTEST y
  
    # Enable NUMA.
    NUMA y
  