
This is necessary for VPNs where some of the nodes run pre-1.1 versions. Most of Linux distros [0] and even the nixpkgs.tinc attribute run on that version, so it might be useful to have that option. [0] https://repology.org/project/tinc/versions
*** NixOS *** NixOS is a Linux distribution based on the purely functional package management system Nix. More information can be found at https://nixos.org/nixos and in the manual in doc/manual.