anchor.diff:  { stdenv
   , fetchFromGitHub
   , gettext
  +, lib
   
   , acl
   , gpm
  
positive.code:     owner = "vim";
      repo = "vim";
      rev = "v${version}";
      sha256 = "4ceba27a7153bb3496427187bdc7110e70710009fa671009dbdab548aceb7ca2";
    };
  
    nativeBuildInputs = [
  
negative.code: }:
  
  let
    inherit (lib)
      optionalString;
  
    version = "8.1.0944";
  in
  stdenv.mkDerivation rec {
    name = "vim-${version}";
  