anchor.diff:  stdenv.mkDerivation rec {
   
       pname = "discord";
  -    version = "0.0.13";
  +    version = "0.0.1";
       name = "${pname}-${version}";
   
       src = fetchurl {
  -        url = "https://cdn-canary.discordapp.com/apps/linux/${version}/${pname}-canary-${version}.tar.gz";
  -        sha256 = "1pwb8y80z1bmfln5wd1vrhras0xygd1j15sib0g9vaig4mc55cs6";
  +        url = "https://cdn.discordapp.com/apps/linux/${version}/${pname}-${version}.tar.gz";
  +        sha256 = "10m3ixvhmxdw55awd84gx13m222qjykj7gcigbjabcvsgp2z63xs";
       };
   
       libPath = stdenv.lib.makeLibraryPath [
  
positive.code:         # see pkgs/applications/misc/adobe-reader/builder.sh
          patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
                   --set-rpath "$out:$libPath"                                   \
                   $out/DiscordCanary
  
          paxmark m $out/DiscordCanary
  
          ln -s $out/DiscordCanary $out/bin/
          ln -s $out/discord.png $out/share/pixmaps
  
          # Putting udev in the path won't work :(
  
negative.code: 
      desktopItem = makeDesktopItem {
        name = pname;
        exec = "Discord";
        icon = pname;
        desktopName = "Discord";
        genericName = meta.description;
        categories = "Network;InstantMessaging;";
      };
  