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/libvterm/default.nix

@@ -0,0 +1,30 @@
+{ lib, stdenv, fetchurl, pkg-config, glib, ncurses }:
+
+stdenv.mkDerivation rec {
+  pname = "libvterm";
+  version = "0.99.7";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/libvterm/${pname}-${version}.tar.gz";
+    sha256 = "10gaqygmmwp0cwk3j8qflri5caf8vl3f7pwfl2svw5whv8wkn0k2";
+  };
+
+  patchPhase = ''
+    sed -i -e s@/usr@$out@ -e /ldconfig/d Makefile
+  '';
+
+  preInstall = ''
+    mkdir -p $out/include
+    mkdir -p $out/lib
+  '';
+
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [ glib ncurses ];
+
+  meta = with lib; {
+    homepage = "http://libvterm.sourceforge.net/";
+    description = "Terminal emulator library to mimic both vt100 and rxvt";
+    license = licenses.gpl2Plus;
+    platforms = platforms.linux;
+  };
+}