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/shells/loksh/default.nix

@@ -0,0 +1,50 @@
+{ lib
+, stdenv
+, meson
+, ninja
+, pkg-config
+, ncurses
+, fetchFromGitHub
+}:
+
+stdenv.mkDerivation rec {
+  pname = "loksh";
+  version = "7.0";
+
+  src = fetchFromGitHub {
+    owner = "dimkr";
+    repo = pname;
+    rev = version;
+    fetchSubmodules = true;
+    sha256 = "sha256-q5RiY9/xEFCk+oHlxgNwDOB+TNjRWHKzU2kQH2LjCWY=";
+  };
+
+  strictDeps = true;
+  nativeBuildInputs = [
+    meson
+    ninja
+    pkg-config
+  ];
+
+  buildInputs = [
+    ncurses
+  ];
+
+  postInstall = ''
+    mv $out/bin/ksh $out/bin/loksh
+    mv $out/share/man/man1/ksh.1 $out/share/man/man1/loksh.1
+    mv $out/share/man/man1/sh.1 $out/share/man/man1/loksh-sh.1
+  '';
+
+  passthru = {
+    shellPath = "/bin/loksh";
+  };
+
+  meta = with lib; {
+    description = "Linux port of OpenBSD's ksh";
+    homepage = "https://github.com/dimkr/loksh";
+    license = licenses.publicDomain;
+    maintainers = with maintainers; [ cameronnemo ];
+    platforms = platforms.linux;
+  };
+}