anchor.diff:        ];
     };
   
  -  linux_3_4_apparmor = linux_3_4.override {
  +  linux_3_4_apparmor = lowPrio (linux_3_4.override {
       kernelPatches = [ kernelPatches.apparmor_3_4 ];
       extraConfig = ''
         SECURITY_APPARMOR y
         DEFAULT_SECURITY_APPARMOR y
       '';
  -  };
  +  });
   
     linux_3_6_rpi = makeOverridable (import ../os-specific/linux/kernel/linux-rpi-3.6.nix) {
       inherit fetchurl stdenv perl mktemp module_init_tools ubootChooser;
  
positive.code:   # Build the kernel modules for the some of the kernels.
    linuxPackages_3_0 = recurseIntoAttrs (linuxPackagesFor linux_3_0 linuxPackages_3_0);
    linuxPackages_3_2 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_3_2 linuxPackages_3_2);
    linuxPackages_3_2_apparmor = recurseIntoAttrs (linuxPackagesFor pkgs.linux_3_2_apparmor linuxPackages_3_2_apparmor);
    linuxPackages_3_2_xen = recurseIntoAttrs (linuxPackagesFor pkgs.linux_3_2_xen linuxPackages_3_2_xen);
    linuxPackages_3_4 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_3_4 linuxPackages_3_4);
    linuxPackages_3_4_apparmor = recurseIntoAttrs (linuxPackagesFor pkgs.linux_3_4_apparmor linuxPackages_3_4_apparmor);
    linuxPackages_3_6_rpi = recurseIntoAttrs (linuxPackagesFor pkgs.linux_3_6_rpi linuxPackages_3_6_rpi);
    linuxPackages_3_8 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_3_8 linuxPackages_3_8);
    linuxPackages_3_9 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_3_9 linuxPackages_3_9);
  
negative.code:       ];
    };
  
    linux_3_2_grsecurity = lowPrio (lib.overrideDerivation (linux_3_2.override (args: {
      kernelPatches = args.kernelPatches ++ [ kernelPatches.grsecurity_2_9_1_3_2_48 ];
    })) (args: { makeFlags = "DISABLE_PAX_PLUGINS=y";}));
  
    linux_3_2_apparmor = lowPrio (linux_3_2.override {
      kernelPatches = [ kernelPatches.apparmor_3_2 ];
      extraConfig = ''
        SECURITY_APPARMOR y
        DEFAULT_SECURITY_APPARMOR y
      '';
    });
  
    linux_3_2_xen = lowPrio (linux_3_2.override {
      extraConfig = ''
        XEN_DOM0 y
      '';
    });
  
    linux_3_4 = makeOverridable (import ../os-specific/linux/kernel/linux-3.4.nix) {
      inherit fetchurl stdenv perl mktemp module_init_tools ubootChooser;
  