{ stdenv, fetchurl, openssl, python2, zlib, libuv, v8, utillinux, http-parser , pkgconfig, runCommand, which, libtool, fetchpatch , callPackage , darwin ? null , enableNpm ? true }@args: let nodejs = import ./nodejs.nix args; baseName = if enableNpm then "nodejs" else "nodejs-slim"; in stdenv.mkDerivation (nodejs // rec { version = "4.8.1"; name = "${baseName}-${version}"; src = fetchurl { url = "http://nodejs.org/dist/v${version}/node-v${version}.tar.xz"; sha256 = "0kcalypjf1036gr4mv1gy682hc1rp18ms3cv7mz0941qnizkzrms"; }; })