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/tools/graphics/pstoedit/default.nix

@@ -0,0 +1,40 @@
+{ stdenv, fetchurl, pkg-config, darwin, lib
+, zlib, ghostscript, imagemagick, plotutils, gd
+, libjpeg, libwebp, libiconv
+}:
+
+stdenv.mkDerivation rec {
+  pname = "pstoedit";
+  version = "3.78";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/pstoedit/pstoedit-${version}.tar.gz";
+    sha256 = "sha256-jMKONLx/iNkTeA+AdOgT3VqqCsIFams21L8ASg6Q2AE=";
+  };
+
+  #
+  # Turn on "-rdb" option (REALLYDELAYBIND) by default to ensure compatibility with gs-9.22
+  #
+  patches = [ ./pstoedit-gs-9.22-compat.patch  ];
+
+  outputs = [ "out" "dev" ];
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [ zlib ghostscript imagemagick plotutils gd libjpeg libwebp ]
+  ++ lib.optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [
+    libiconv ApplicationServices
+  ]);
+
+  # '@LIBPNG_LDFLAGS@' is no longer substituted by autoconf (the code is commented out)
+  # so we need to remove it from the pkg-config file as well
+  preConfigure = ''
+    substituteInPlace config/pstoedit.pc.in --replace '@LIBPNG_LDFLAGS@' ""
+  '';
+
+  meta = with lib; {
+    description = "Translates PostScript and PDF graphics into other vector formats";
+    homepage = "https://sourceforge.net/projects/pstoedit/";
+    license = licenses.gpl2;
+    maintainers = [ maintainers.marcweber ];
+    platforms = platforms.unix;
+  };
+}