anchor.diff:    inherit (beam.packages.erlang)
       rebar rebar3-open rebar3
       hexRegistrySnapshot fetchHex beamPackages
  -    hex2nix cuter relxExe;
  +    hex2nix cuter;
  +
  +  inherit (beam.packages.erlangR18) relxExe;
   
     groovy = callPackage ../development/interpreters/groovy { };
   
  
positive.code: 
    winswitch = callPackage ../tools/X11/winswitch { };
  
    wings = callPackage ../applications/graphics/wings { };
  
    wireguard = callPackage ../os-specific/linux/wireguard { };
  
  
negative.code: 
    xwayland = callPackage ../servers/x11/xorg/xwayland.nix { };
  
    yaws = callPackage ../servers/http/yaws {
      erlang = erlangR18;
    };
  
    zabbix = recurseIntoAttrs (callPackages ../servers/monitoring/zabbix {});
  
  