anchor.diff:          description = 
             ''
             WPA-PSK (pre-shared-key) passphrase. Clients will need this
  -          passphrase to associate with this access point. Warning: This passphrase will
  -          get put into a world-readable file in the nix store. 
  +          passphrase to associate with this access point.
  +          Warning: This passphrase will get put into a world-readable file in
  +          the Nix store!
             '';
         };
   
  
positive.code:         default = "b";
          example = "g";
          type = types.string;
          description = "Operation mode (a = IEEE 802.11a, b = IEEE 802.11b, g = IEEE 802.11g";
        };
  
        channel = mkOption { 
  
negative.code:         default = "wheel";
          example = "network";
          type = types.string;
          description = ''
            Members of this group can control <command>hostapd</command>.
          '';
        };
  
        wpa = mkOption {
          default = true;
          description = ''
            Enable WPA (IEEE 802.11i/D3.0) to authenticate with the access point.
          '';
        };
  
        wpaPassphrase = mkOption {
  