Derive([("out","/gnu/store/zi6fypbrsyal6vv36kqv0lgvm872pcj8-giflib-5.2.1.tar.gz","sha256","31da5562f44c5f15d63340a09a4fd62b48c45620cd302f77a6d9acf0077879bd")],[],["/gnu/store/7jxamp3g8wdr6vwrisqfmrncxh8nbfb4-mirrors","/gnu/store/vwyxp1dq4lb97n6b20w5cqxasy2dai79-content-addressed-mirrors"],"aarch64-linux","builtin:download",[],[("content-addressed-mirrors","/gnu/store/vwyxp1dq4lb97n6b20w5cqxasy2dai79-content-addressed-mirrors"),("impureEnvVars","http_proxy https_proxy LC_ALL LC_MESSAGES LANG COLUMNS"),("mirrors","/gnu/store/7jxamp3g8wdr6vwrisqfmrncxh8nbfb4-mirrors"),("out","/gnu/store/zi6fypbrsyal6vv36kqv0lgvm872pcj8-giflib-5.2.1.tar.gz"),("preferLocalBuild","1"),("url","\"mirror://sourceforge/giflib/giflib-5.2.1.tar.gz\"")])