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/srt/default.nix

@@ -0,0 +1,38 @@
+{ lib, stdenv, fetchFromGitHub, cmake, openssl
+}:
+
+with lib;
+stdenv.mkDerivation rec {
+  pname = "srt";
+  version = "1.4.4";
+
+  src = fetchFromGitHub {
+    owner = "Haivision";
+    repo = "srt";
+    rev = "v${version}";
+    sha256 = "sha256-OfcMHH+MSOGY9pxpXt19EIGdP4FJFssSv/lENX+iIf8=";
+  };
+
+  nativeBuildInputs = [ cmake ];
+
+  buildInputs = [ openssl ];
+
+  cmakeFlags = [
+    # the cmake package does not handle absolute CMAKE_INSTALL_INCLUDEDIR correctly
+    # (setting it to an absolute path causes include files to go to $out/$out/include,
+    #  because the absolute path is interpreted with root at $out).
+    "-DCMAKE_INSTALL_INCLUDEDIR=include"
+    # TODO Remove this when https://github.com/Haivision/srt/issues/538 is fixed and available to nixpkgs
+    # Workaround for the fact that srt incorrectly disables GNUInstallDirs when LIBDIR is specified,
+    # see https://github.com/NixOS/nixpkgs/pull/54463#discussion_r249878330
+    "-UCMAKE_INSTALL_LIBDIR"
+  ];
+
+  meta = {
+    description = "Secure, Reliable, Transport";
+    homepage    = "https://github.com/Haivision/srt";
+    license     = licenses.mpl20;
+    maintainers = with maintainers; [ nh2 ];
+    platforms   = platforms.all;
+  };
+}