anchor.diff:    libPath =
       stdenv.lib.makeLibraryPath
          [ GConf alsaLib bzip2 cairo cups dbus dbus_glib expat
  -         ffmpeg fontconfig freetype libX11 libXScrnSaver
  +         ffmpeg fontconfig freetype libX11 libXScrnSaver libXfixes
            libXdamage libXext libXrender libXt libXtst libgcrypt libjpeg
            libpng nspr stdenv.gcc.gcc zlib stdenv.gcc.libc
            gtkLibs.glib gtkLibs.gtk gtkLibs.gdk_pixbuf gtkLibs.pango
  
positive.code: assert stdenv.system == "i686-linux" || stdenv.system == "x86_64-linux" ;
  
  stdenv.mkDerivation rec {
    name = "chromium-16.0.879.0-pre${version}";
  
    # To determine the latest revision, get
    # ‘http://commondatastorage.googleapis.com/chromium-browser-continuous/Linux/LAST_CHANGE’.
    # For the version number, see ‘about:config’.
    version = "100626";
    
    src =
      if stdenv.system == "x86_64-linux" then
        fetchurl {
          url = "http://commondatastorage.googleapis.com/chromium-browser-continuous/Linux_x64/${version}/chrome-linux.zip";
          sha256 = "1dymz7h9v5hkivn6qn26bnj1waw60z3mngh8g46yvvc5xn4npc3l";
        }
      else if stdenv.system == "i686-linux" then
        fetchurl {
          url = "http://commondatastorage.googleapis.com/chromium-browser-continuous/Linux/${version}/chrome-linux.zip";
          sha256 = "0zqaj90lfzdddbs6sjygmyxlh8nw3xfr9xw450g9cabg6a2sh7ca";
        }
      else throw "Chromium is not supported on this platform.";
  
  
negative.code: { GConf, alsaLib, bzip2, cairo, cups, dbus, dbus_glib, expat
  , fetchurl, ffmpeg, fontconfig, freetype, gtkLibs, libX11, libXfixes
  , libXScrnSaver, libXdamage, libXext, libXrender, libXt, libXtst
  , libgcrypt, libjpeg, libpng, makeWrapper, nspr, nss, patchelf
  , stdenv, unzip, zlib, pam, pcre }:
  