anchor.diff:        stdenvAdapters =
           import ../stdenv/adapters.nix pkgs;
   
  -      self_ = with self; {
  +      self = with helperFunctions; with self; with overrides; {
   
     # Make some arguments passed to all-packages.nix available
     inherit system platform;
  
positive.code: 
    mg = callPackage ../applications/editors/mg { };
  
  }; # self_ =
  
  
  aliases = import ./aliases.nix self;
  
negative.code:   pkgsFun = pkgs: overrides:
      let
        defaultScope = pkgs // pkgs.xorg;
  
        # Helper functions that are exported through `pkgs'.
        helperFunctions =
  