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/development/libraries/qpdf/default.nix

@@ -0,0 +1,32 @@
+{ lib, stdenv, fetchFromGitHub, libjpeg, zlib, perl }:
+
+stdenv.mkDerivation rec {
+  pname = "qpdf";
+  version = "10.6.2";
+
+  src = fetchFromGitHub {
+    owner = "qpdf";
+    repo = "qpdf";
+    rev = "release-qpdf-${version}";
+    hash = "sha256-+8bH7fKJ5uZRxKX/4nMkoZGFTxm2uJEXkb1wq5FrLWs=";
+  };
+
+  nativeBuildInputs = [ perl ];
+
+  buildInputs = [ zlib libjpeg ];
+
+  preCheck = ''
+    patchShebangs qtest/bin/qtest-driver
+  '';
+
+  doCheck = true;
+  enableParallelBuilding = true;
+
+  meta = with lib; {
+    homepage = "http://qpdf.sourceforge.net/";
+    description = "A C++ library and set of programs that inspect and manipulate the structure of PDF files";
+    license = licenses.asl20; # as of 7.0.0, people may stay at artistic2
+    maintainers = with maintainers; [ abbradar ];
+    platforms = platforms.all;
+  };
+}