("impureEnvVars","http_proxy https_proxy LC_ALL LC_MESSAGES LANG COLUMNS")
("preferLocalBuild","1")
("url","("http://mirror.racket-lang.org/installers/7.9/racket-minimal-7.9-src.tgz" "http://mirror.informatik.uni-tuebingen.de/mirror/racket/7.9/racket-minimal-7.9-src.tgz")")
]