This nix expression is conributed by Tobias Hammerschmidt as well

svn path=/nixpkgs/trunk/; revision=9525

pkgs/applications/misc/i810/default.nix

@@ -0,0 +1,25 @@
+args: with args; stdenv.mkDerivation {
+  name = "i810switch-0.6.5";
+
+  phases = "installPhase";
+
+  installPhase = "
+    sed -i -e 's+/usr++' Makefile
+    sed -i -e 's+^\\(.*putenv(\"PATH=\\).*$+\\1${pciutils}/sbin\");+' i810switch.c
+    make clean
+    make install DESTDIR=\${out}
+  ";
+
+  inherit pciutils;
+
+  src = fetchurl {
+    url = http://www16.plala.or.jp/mano-a-mano/i810switch/i810switch-0.6.5.tar.gz;
+    sha256 = "d714840e3b14e1fa9c432c4be0044b7c008d904dece0d611554655b979cad4c3";
+  };
+
+  meta = {
+    description = "i810switch is a utility for switching the LCD and external VGA display.";
+    homepage = "http://www16.plala.or.jp/mano-a-mano/i810switch.html";
+    license = "GPL2";
+  };
+}

pkgs/top-level/all-packages.nix

@@ -3597,6 +3597,10 @@ rec {
     inherit fetchurl stdenv perl;
   };
 
+  i810switch = import ../applications/misc/i810 {
+    inherit fetchurl stdenv pciutils;
+  };
+  
   icewm = import ../applications/window-managers/icewm {
     inherit fetchurl stdenv gettext libjpeg libtiff libungif libpng imlib;
     inherit (xlibs) libX11 libXft libXext libXinerama libXrandr;