("impureEnvVars","http_proxy https_proxy LC_ALL LC_MESSAGES LANG COLUMNS")
("preferLocalBuild","1")
("url","("https://libarchive.org/downloads/libarchive-3.4.0.tar.gz" "https://github.com/libarchive/libarchive/releases/download/v3.4.0/libarchive-3.4.0.tar.gz")")
]