anchor.diff:        };
   
         keyFiles = mkOption {
  -        type = types.listOf types.unspecified;
  +        type = types.listOf types.path;
           default = [];
           description = ''
             A list of files each containing one OpenSSH public key that should be
  
positive.code:           };
            publicKeyFile = mkOption {
              default = null;
              type = types.nullOr types.unspecified;
              description = ''
                The path to the public key file for the host. The public
                key file is read at build time and saved in the Nix store.
  
negative.code:       };
  
        authorizedKeysFiles = mkOption {
          type = types.listOf types.str;
          default = [];
          description = "Files from with authorized keys are read.";
        };
  