anchor.diff:        after = [ "network-interfaces.target" ];
         environment = { NEO4J_INSTANCE = cfg.dataDir; };
         serviceConfig = {
  -        ExecStart = "${pkgs.neo4j}/bin/neo4j console";
  +        ExecStart = "${cfg.package}/bin/neo4j console";
           User = "neo4j";
           PermissionsStartOnly = true;
         };
  
positive.code:       description = "Whether to enable neo4j.";
        default = false;
        type = types.uniq types.bool;
      };
  
      host = mkOption {
  
negative.code:     org.neo4j.server.webadmin.rrdb.location=${cfg.dataDir}/data/rrd
      org.neo4j.server.webadmin.data.uri=/db/data/
      org.neo4j.server.webadmin.management.uri=/db/manage/
      org.neo4j.server.db.tuning.properties=${cfg.package}/share/neo4j/conf/neo4j.properties
      org.neo4j.server.manage.console_engines=shell
      ${cfg.extraServerConfig}
    '';
  