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/networking/remote/x2goclient/default.nix

@@ -0,0 +1,68 @@
+{ lib
+, fetchurl
+, cups
+, libssh
+, libXpm
+, nx-libs
+, openldap
+, openssh
+, qt5
+, qtbase
+, qtsvg
+, qtx11extras
+, qttools
+, phonon
+, pkg-config
+}:
+
+qt5.mkDerivation rec {
+  pname = "x2goclient";
+  version = "4.1.2.2";
+
+  src = fetchurl {
+    url = "https://code.x2go.org/releases/source/${pname}/${pname}-${version}.tar.gz";
+    sha256 = "yZUyZ8QPpnEZrZanO6yx8mYZbaIFnwzc0bjVGZQh0So=";
+  };
+
+  buildInputs = [
+    cups
+    libssh
+    libXpm
+    nx-libs
+    openldap
+    openssh
+    qtbase
+    qtsvg
+    qtx11extras
+    qttools
+    phonon
+  ];
+
+  nativeBuildInputs = [
+    pkg-config
+    qt5.wrapQtAppsHook
+  ];
+
+  postPatch = ''
+     substituteInPlace src/onmainwindow.cpp --replace "/usr/sbin/sshd" "${openssh}/bin/sshd"
+     substituteInPlace Makefile \
+       --replace "SHELL=/bin/bash" "SHELL=$SHELL" \
+       --replace "lrelease-qt4" "${qttools.dev}/bin/lrelease" \
+       --replace "qmake-qt4" "${qtbase.dev}/bin/qmake" \
+       --replace "-o root -g root" ""
+  '';
+
+  makeFlags = [ "PREFIX=$(out)" "ETCDIR=$(out)/etc" "build_client" "build_man" ];
+
+  installTargets = [ "install_client" "install_man" ];
+
+  qtWrapperArgs = [ "--suffix PATH : ${nx-libs}/bin:${openssh}/libexec" "--set QT_QPA_PLATFORM xcb" ];
+
+  meta = with lib; {
+    description = "Graphical NoMachine NX3 remote desktop client";
+    homepage = "http://x2go.org/";
+    maintainers = with maintainers; [ mkg20001 ];
+    license = licenses.gpl2;
+    platforms = platforms.linux;
+  };
+}