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/interpreters/icon-lang/default.nix

@@ -0,0 +1,47 @@
+{ lib, stdenv
+, fetchFromGitHub
+, libX11
+, libXt
+, withGraphics ? true
+}:
+
+stdenv.mkDerivation rec {
+  pname = "icon-lang";
+  version = "unstable-2020-02-05";
+  src = fetchFromGitHub {
+    owner = "gtownsend";
+    repo = "icon";
+    rev = "829cff33de4a21546fb269de3ef5acd7b4f0c0c7";
+    sha256 = "1lj2f13pbaajcy4v3744bz46rghhw5sv4dwwfnzhsllbj5gnjsv2";
+  };
+
+  buildInputs = lib.optionals withGraphics [ libX11 libXt ];
+
+  configurePhase =
+    let
+      target = if withGraphics then "X-Configure" else "Configure";
+      platform =
+        if stdenv.isLinux then "linux"
+        else if stdenv.isDarwin then "macintosh"
+        else if stdenv.isBSD then "bsd"
+        else if stdenv.isCygwin then "cygwin"
+        else if stdenv.isSunOS then "solaris"
+        else throw "unsupported system";
+    in
+    "make ${target} name=${platform}";
+
+  installPhase = ''
+    make Install dest=$out
+    rm $out/README
+    mkdir -p $out/share/doc
+    mv $out/doc $out/share/doc/icon
+  '';
+
+  meta = with lib; {
+    description = "A very high level general-purpose programming language";
+    maintainers = with maintainers; [ vrthra yurrriq ];
+    platforms = with platforms; linux ++ darwin ++ freebsd ++ netbsd ++ openbsd ++ cygwin ++ illumos;
+    license = licenses.publicDomain;
+    homepage = "https://www.cs.arizona.edu/icon/";
+  };
+}