anchor.diff:    
     kitchensink_android_release = pkgs.lib.genAttrs systems (system:
     let
  -    pkgs = import nixpkgs { inherit system; };
  +    pkgs = import nixpkgs { inherit system; config.allowUnfree = allowUnfree; };
     in
     import ./kitchensink {
       inherit (pkgs) fetchgit;
  
positive.code:   
    emulate_kitchensink_release = pkgs.lib.genAttrs systems (system:
    let
      pkgs = import nixpkgs { inherit system; };
    in
    import ./emulate-kitchensink {
      inherit (pkgs) androidenv;
  
negative.code: , tiVersion ? "3.2.2.GA"
  , rename ? false
  , newBundleId ? "com.example.kitchensink", iosMobileProvisioningProfile ? null, iosCertificate ? null, iosCertificateName ? "Example", iosCertificatePassword ? ""
  , allowUnfree ? false
  }:
  
  let
    pkgs = import nixpkgs { config.allowUnfree = allowUnfree; };
  in
  rec {
    kitchensink_android_debug = pkgs.lib.genAttrs systems (system:
    let
      pkgs = import nixpkgs { inherit system; config.allowUnfree = allowUnfree; };
    in
    import ./kitchensink {
      inherit (pkgs) fetchgit;
  