anchor.diff:  
       networking.bonds = mkOption {
         default = { };
  -      example = {
  +      example = literalExample {
           bond0 = {
             interfaces = [ "eth0" "wlan0" ];
             miimon = 100;
  
positive.code:     networking.sits = mkOption {
        type = types.attrsOf types.optionSet;
        default = { };
        example = {
          hurricane = {
            remote = "10.0.0.1";
            local = "10.0.0.22";
  
negative.code: 
      networking.vlans = mkOption {
        default = { };
        example = literalExample {
          vlan0 = {
            id = 3;
            interface = "enp3s0";
  