anchor.diff:  
   let 
   
  -  inherit (config.services.vsftpd) anonymousUser localUsers writeEnable anonymousUploadEnable anonymousMkdirEnable
  +  inherit (config.services.vsftpd) anonymousUser anonymousUserHome localUsers writeEnable anonymousUploadEnable anonymousMkdirEnable
       chrootlocalUser userlistEnable userlistDeny;
     inherit (pkgs) vsftpd;
   
  
positive.code:         secure_chroot_dir=/var/ftp/empty
          EOF
  
          mkdir -p /home/ftp &&
          chown -R ftp:ftp /home/ftp
          end script
  
          respawn ${vsftpd}/sbin/vsftpd /etc/vsftpd.conf
  
negative.code:           default = false;
            description = "
              Whether to enable the anonymous FTP user.
            ";
          };
   
          anonymousUserHome = mkOption {
            default = "/home/ftp";
            description = "
              Path to anonymous user data.
            ";
          };
   
  