uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/applications/graphics/fstl/default.nix

@@ -0,0 +1,36 @@
+{ lib, stdenv, fetchFromGitHub, mkDerivation, qtbase, mesa_glu }:
+
+mkDerivation rec {
+  pname = "fstl";
+  version = "0.9.4";
+
+  buildInputs = [qtbase mesa_glu];
+
+  prePatch = ''
+    sed -i "s|/usr/bin|$out/bin|g" qt/fstl.pro
+  '';
+
+  preBuild = ''
+    qmake qt/fstl.pro
+  '';
+
+  postInstall = lib.optionalString stdenv.isDarwin ''
+    mkdir -p $out/Applications
+    mv fstl.app $out/Applications
+  '';
+
+  src = fetchFromGitHub {
+    owner = "mkeeter";
+    repo = "fstl";
+    rev = "v" + version;
+    sha256 = "028hzdv11hgvcpc36q5scf4nw1256qswh37xhfn5a0iv7wycmnif";
+  };
+
+  meta = with lib; {
+    description = "The fastest STL file viewer";
+    homepage = "https://github.com/mkeeter/fstl";
+    license = licenses.mit;
+    platforms = platforms.linux ++ platforms.darwin;
+    maintainers = with maintainers; [ tweber ];
+  };
+}