anchor.diff:      cat > $exe << EOF
       #!${bash}/bin/sh
       export LD_LIBRARY_PATH=$rpath\''${LD_LIBRARY_PATH:+:\$LD_LIBRARY_PATH}
  -    export PATH=${env}/bin\''${PATH:+:\$PATH}
  +    export PATH=$binpath\''${PATH:+:\$PATH}
       $out/share/google/$appname/google-$appname "\$@"
       EOF
       chmod +x $exe
  
positive.code: 
    src = binary;
  
    buildInputs = [ env patchelf ];
  
    unpackPhase = ''
      ar x $src
      tar xf data.tar.xz
    '';
  
    installPhase = ''
      case ${channel} in
  
negative.code: , dbus_libs, gtk, gdk_pixbuf, gcc
  
  # Will crash without.
  , libudev
  
  # Loaded at runtime.
  , libexif
  