NixOS/nixpkgs — pull request #3093 by lethalman (2014-06-26 08:18:26+00:00)
Title: nixos/sshd: drop mode from auth keys file. Closes #2559

Mode was 0444 for ssh keys, and the files in nix store are 444 already. Except the group is nixbld instead of root. Haven't tested it if sshd refuses to read symbolic links for some security reason.