NIXPKG1 http://nixos.org/releases/nixpkgs/nixpkgs-0.12/MANIFEST ssmtp-2.61-12 i686-linux /nix/store/fp91v026fxmxidjm76781lmlvzh5jxwa-ssmtp-2.61-12.drv /nix/store/md6jlj3y5khsfy9rx5hf3zva1hhs0q2b-ssmtp-2.61-12