anchor.diff:          A list of domains where the proxy is skipped.
         '';
         default = [];
  +      type = types.listOf types.str;
         example = [ "*.example.com" "example.com" ];
       };
   
       port = mkOption {
         default = [3128];
  +      type = types.listOf types.port;
         description = "Specifies on which ports the cntlm daemon listens.";
       };
   
  
positive.code:     };
  
      proxy = mkOption {
        description = ''
          A list of NTLM/NTLMv2 authenticating HTTP proxies.
  
  
negative.code:     enable = mkEnableOption "cntlm, which starts a local proxy";
  
      username = mkOption {
        type = types.str;
        description = ''
          Proxy account name, without the possibility to include domain name ('at' sign is interpreted literally).
        '';
      };
  
      domain = mkOption {
        type = types.str;
        description = "Proxy account domain/workgroup name.";
      };
  
  