install_package "openssl-1.1.0f" "https://www.openssl.org/source/openssl-1.1.0f.tar.gz#12f746f3f2493b2f39da7ecf63d7ee19c6ac9ec6a4fcd8c229da8a522cb12765"  mac_openssl --if has_broken_mac_openssl 
install_git "ruby-trunk" "https://github.com/ruby/ruby.git" "trunk" ldflags_dirs autoconf standard verify_openssl