install_package "openssl-1.1.1g" "https://www.openssl.org/source/openssl-1.1.1g.tar.gz#ddb04774f1e32f0c49751e21b67216ac87852ceb056b75209af2443400636d46" mac_openssl --if has_broken_mac_openssl
install_package "ruby-2.7.0-rc1" "https://cache.ruby-lang.org/pub/ruby/2.7/ruby-2.7.0-rc1.tar.bz2#1c5a02b63fa9fca37c41681bbbf20c55818a32315958c0a6c8f505943bfcb2d2" ldflags_dirs enable_shared standard verify_openssl