File pkgs/zlib artifact e788328143 part of check-in a2946d9090

#! /usr/bin/env bash

version=1.2.8
url="http://zlib.net/zlib-${version}.tar.gz"
domain=core.appfs.rkeene.org
sha256='36658cb768a54c1d4dec43c3116c27ed893e88b02ecfcb44f2166f9c0b7f2a0d'