anchor.diff:      };
     };
   in (generateNixKConf ((flattenKConf options) // structuredExtraConfig) mkValueOverride) + extraConfig
  -
  
positive.code:       # 8 is default. Modern gpt tables on eMMC may go far beyond 8.
        MMC_BLOCK_MINORS   = "32";
  
  
        REGULATOR  = yes; # Voltage and Current Regulator Support
        RC_DEVICES = option yes; # Enable IR devices
  
  
negative.code: 
        SPI        = yes; # needed for many devices
        SPI_MASTER = yes;
  
        "8139TOO_8129" = yes;
        "8139TOO_PIO"  = no; # PIO is slower
  