anchor.diff:      # inherit v8
     } // (stdenv.lib.optionalAttrs (!stdenv.isDarwin) {
       inherit http-parser;
  -  })
  -  # Node 0.11 has patched c-ares, won't compile with system's version
  -  // (if unstableVersion then {} else { cares = c-ares; });
  +  });
   
     sharedConfigureFlags = name: [
       "--shared-${name}"
  
positive.code:     url = "http://nodejs.org/dist/v${version}/node-v${version}.tar.gz";
      sha256 = if unstableVersion
               then "1642zj3sajhqflfhb8fsvy84w9mm85wagm8w8300gydd2q6fkmhm"
               else "07h8vl750svjg8x5zhxhwjkx03jpy2m6h3fbj7fd1rj4671jdp3m";
    };
  
    configureFlags = concatMap sharedConfigureFlags (builtins.attrNames deps);
  
negative.code: { stdenv, fetchurl, openssl, python, zlib, v8, utillinux, http-parser
  , pkgconfig, runCommand, which, unstableVersion ? false 
  }:
  
  