anchor.diff:  , zip
   # some packages need to be compiled with cmake
   , cmake
  +, installShellFiles
   }:
   
   stdenv.mkDerivation rec {
  
positive.code:               --suffix LUA_CPATH ";" "$(echo "$out"/share/lua/*/)?/init.lua"
          }
      done
    '';
  
    propagatedBuildInputs = [ zip unzip cmake ];
  
negative.code:     fi
    '';
  
    nativeBuildInputs = [ makeWrapper installShellFiles ];
  
    buildInputs = [ lua curl which ];
  
    postInstall = ''
      sed -e "1s@.*@#! ${lua}/bin/lua$LUA_SUFFIX@" -i "$out"/bin/*
  