anchor.diff:        DYNAMIC_DEBUG             = yes;
         TIMER_STATS               = whenOlder "4.11" yes;
         DEBUG_NX_TEST             = whenOlder "4.11" no;
  -      CPU_NOTIFIER_ERROR_INJECT = whenOlder "4.4" (option no);
         DEBUG_STACK_USAGE         = no;
         DEBUG_STACKOVERFLOW       = mkIf (!features.grsecurity) no;
         RCU_TORTURE_TEST          = no;
  
positive.code:       MICROCODE       = yes;
        MICROCODE_INTEL = yes;
        MICROCODE_AMD   = yes;
  
        MICROCODE_EARLY       = whenOlder "4.4" yes;
        MICROCODE_INTEL_EARLY = whenOlder "4.4" yes;
        MICROCODE_AMD_EARLY   = whenOlder "4.4" yes;
      } // optionalAttrs (versionAtLeast version "4.10") {
        # Write Back Throttling
        # https://lwn.net/Articles/682582/
  
negative.code:     };
  
      video = {
        # Allow specifying custom EDID on the kernel command line
        DRM_LOAD_EDID_FIRMWARE = yes;
        VGA_SWITCHEROO         = yes; # Hybrid graphics support
  