message: uberenv: fix zlib cfg opts
diff: @@ -39,7 +39,7 @@ class Zlib(Package):
  def install(self, spec, prefix):
  - configure("--static --prefix=%s" % prefix)
  -
  + cfg_args = ["--static","--prefix=%s" % prefix]
  + configure(*cfg_args)
  make()
  make("install")
  