anchor.diff:      };
   
       postStart = mkOption {
  -      type = types.string;
  +      type = types.lines;
         default = "";
         description = ''
           Shell commands executed after the service's main process
  
positive.code: 
      listenStreams = mkOption {
        default = [];
        type = types.listOf types.string;
        example = [ "0.0.0.0:993" "/run/my-socket" ];
        description = ''
          For each item in this list, a <literal>ListenStream</literal>
  
negative.code: 
      requiredBy = mkOption {
        default = [];
        type = types.listOf types.str;
        description = "Units that require (i.e. depend on and need to go down with) this unit.";
      };
  
      wantedBy = mkOption {
        default = [];
        type = types.listOf types.str;
        description = "Units that want (i.e. depend on) this unit.";
      };
  
  