anchor.diff:  
     firefox = pkgs.firefoxPkgs.firefox;
   
  -  firefoxWrapper = wrapFirefox pkgs.firefox "firefox" "";
  -
  -  firefoxPkgs = pkgs.firefox60Pkgs;
  +  firefoxWrapper = wrapFirefox { browser = pkgs.firefox; };
  +
  +  firefoxPkgs = pkgs.firefox70Pkgs;
   
     firefox36Pkgs = callPackage ../applications/networking/browsers/firefox/3.6.nix {
       inherit (gtkLibs) gtk pango;
       inherit (gnome) libIDL;
     };
   
  -  firefox36Wrapper = wrapFirefox firefox36Pkgs.firefox "firefox" "";
  +  firefox36Wrapper = wrapFirefox { browser = firefox36Pkgs.firefox; };
   
     firefox50Pkgs = callPackage ../applications/networking/browsers/firefox/5.0.nix {
       inherit (gtkLibs) gtk pango;
       inherit (gnome) libIDL;
     };
   
  -  firefox50Wrapper = wrapFirefox firefox50Pkgs.firefox "firefox" "";
  +  firefox50Wrapper = wrapFirefox { browser = firefox50Pkgs.firefox; };
   
     firefox60Pkgs = callPackage ../applications/networking/browsers/firefox/6.0.nix {
       inherit (gtkLibs) gtk pango;
       inherit (gnome) libIDL;
     };
   
  -  firefox60Wrapper = wrapFirefox firefox60Pkgs.firefox "firefox" "";
  +  firefox60Wrapper = wrapFirefox { browser = firefox60Pkgs.firefox; };
   
     firefox70Pkgs = callPackage ../applications/networking/browsers/firefox/7.0.nix {
       inherit (gtkLibs) gtk pango;
       inherit (gnome) libIDL;
     };
   
  -  firefox70Wrapper = lowPrio (wrapFirefox firefox70Pkgs.firefox "firefox" "");
  +  firefox70Wrapper = wrapFirefox { browser = firefox70Pkgs.firefox; };
   
     firefox80bPkgs = callPackage ../applications/networking/browsers/firefox/8.0.nix {
       inherit (gtkLibs) gtk pango;
  
positive.code:     patchelf = patchelf06;
    };
  
    chromeWrapper = wrapFirefox chrome "chrome" "";
  
    cinelerra = callPackage ../applications/video/cinelerra {
      inherit (gnome) esound;
  
negative.code:        [ icecat3 icecatXulrunner3 ])
      // { inherit (icecat3) gtk isFirefox3Like meta; };
  
    icecat3Wrapper = wrapFirefox { browser = icecat3Xul; browserName = "icecat"; desktopName = "IceCat"; };
  
    icecat4 = lowPrio (import ../applications/networking/browsers/icecat-4 {
      inherit fetchurl stdenv xz pkgconfig perl zip libjpeg libpng zlib cairo
  