# Pastebin O4LsouMg
with import ~/src/nixpkgs {
  crossSystem = {
    config = "aarch64-unknown-linux-android";
    useAndroidPrebuilt = true;
    ndkVer = "21";
    sdkVer = "24";
    useLLVM = true;
    #libc = "bionic";
  };
};

let
  protobuf_with_log = lib.overrideDerivation protobuf (old: {
    NIX_LDFLAGS = "-llog";
  });
  protobufc_ = lib.overrideDerivation protobufc (old:
    let
      oldflags = if (pkgs.lib.hasAttr "NIX_LDFLAGS" old)
        then "${old.NIX_LDFLAGS}"
        else "";
      oldcflags = if (pkgs.lib.hasAttr "NIX_CFLAGS_COMPILE" old)
        then "${old.NIX_CFLAGS_COMPILE}"
        else "";
    in
    {
      NIX_LDFLAGS = "${oldflags} -llog -L${protobuf_with_log} -lprotobuf -lm -lz -lc++_shared";
      #NIX_CFLAGS_COMPILE = "${oldcflags} -v";
      buildInputs = [ protobuf_with_log zlib ];
    });
in
mkShell {
  shell = "zsh";
  nativeBuildInputs = [
    buildPackages.buildPackages.libtool
    buildPackages.buildPackages.automake
    buildPackages.buildPackages.pkgconfig

  ];
  buildInputs = [
    protobuf_with_log
    #protobufc_
  ]; # your dependencies here
}