anchor.diff:    wine = callPackage ../misc/emulators/wine {
       wineRelease = config.wine.release or "stable";
       wineBuild = config.wine.build or "wine32";
  -    pulseaudioSupport = config.pulseaudio or stdenv.isLinux;
  +    pulseaudioSupport = config.pulseaudio or true;
     };
     wineStable = wine.override { wineRelease = "stable"; };
     wineUnstable = lowPrio (wine.override { wineRelease = "unstable"; });
  
positive.code:   };
  
    jbidwatcher = callPackage ../applications/misc/jbidwatcher {
      java = if stdenv.isLinux then jre else jdk;
    };
  
    qrencode = callPackage ../tools/graphics/qrencode { };
  
negative.code:   pgpool95 = pgpool.override { postgresql = postgresql95; };
  
    pgpool = callPackage ../servers/sql/pgpool/default.nix {
      libmemcached = null; # Detection is broken upstream
    };
  
  