anchor.diff:          # instead, to ensure that login terminates cleanly.
           KillSignal=SIGHUP
         '';
  -
  +    
       boot.systemd.units."serial-getty@.service".text =
         ''
           [Unit]
  
positive.code:         [Service]
          Environment=TERM=linux
          Environment=LOCALE_ARCHIVE=/run/current-system/sw/lib/locale/locale-archive
          ExecStart=@${pkgs.utillinux}/sbin/agetty agetty --noclear -f ${issueFile} --login-program ${pkgs.shadow}/bin/login %I 38400
          Type=idle
          Restart=always
          RestartSec=0
  
negative.code: { config, pkgs, ... }:
  
  with pkgs.lib;
  
  {
  
  