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/os-specific/linux/sysklogd/default.nix

@@ -0,0 +1,41 @@
+{lib, stdenv, fetchurl}:
+
+stdenv.mkDerivation rec {
+  pname = "sysklogd";
+  version = "1.5.1";
+
+  src = fetchurl {
+    url = "http://www.infodrom.org/projects/sysklogd/download/sysklogd-${version}.tar.gz";
+    sha256 = "00f2wy6f0qng7qzga4iicyzl9j8b7mp6mrpfky5jxj93ms2w2rji";
+  };
+
+  patches = [ ./systemd.patch ./union-wait.patch ./fix-includes-for-musl.patch ];
+
+  NIX_CFLAGS_COMPILE = "-DSYSV";
+
+  installFlags = [ "BINDIR=$(out)/sbin" "MANDIR=$(out)/share/man" "INSTALL=install" ];
+
+  makeFlags = [
+    "CC=${stdenv.cc.targetPrefix}cc"
+  ];
+
+  postPatch = ''
+    # Disable stripping during installation, stripping will be done anyway.
+    # Fixes cross-compilation.
+    substituteInPlace Makefile \
+      --replace "-m 500 -s" "-m 500"
+  '';
+
+  preConfigure =
+    ''
+      sed -e 's@-o \''${MAN_USER} -g \''${MAN_GROUP} -m \''${MAN_PERMS} @@' -i Makefile
+    '';
+
+  preInstall = "mkdir -p $out/share/man/man5/ $out/share/man/man8/ $out/sbin";
+
+  meta = with lib; {
+    description = "A system logging daemon";
+    platforms = platforms.linux;
+    license = licenses.gpl2;
+  };
+}