First steps trying to build VirtualBox. I haven't finished.

I left before trying to install and run the files compiled.

svn path=/nixpkgs/trunk/; revision=13863

pkgs/top-level/all-packages.nix

@@ -6470,6 +6470,15 @@ let
       inherit fetchurl stdenv binutils pkgconfig kernel;
       inherit (gnome) gtk glib pango libglade;
     };
+
+    # Broken build, still. The install step fails, and I never tried to run that compiled.
+    virtualbox = import ../applications/virtualization/virtualbox/2.1.2.nix {
+      inherit stdenv fetchurl iasl dev86 libxslt libxml2 qt3 qt4 SDL hal
+          libcap libpng zlib kernel;
+      inherit (gtkLibs) glib;
+      inherit (xlibs) xproto libX11 libXext libXcursor;
+      inherit (gnome) libIDL;
+    };
   };
 
   # Build the kernel modules for the some of the kernels.