anchor.diff:  with (import <nixpkgs> {});
   {
     inherit gimp;
  -  inherit (gimpPlugins) resynthesizer;
  +  #inherit (gimpPlugins) resynthesizer;
   
     inherit hexchat;
   
  
positive.code:   inherit p7zip;
    inherit unzip;
    inherit unrar;
  }
  
negative.code:   inherit gdb;
  
    inherit ncdu;
    #inherit unison_2_40;
    inherit htop;
  
    inherit xsel;
  