
This used to be done by udev, but that was removed in systemd/systemd@6b2229c. The links are created by systemd at the end of stage-2, but activation scripts might need them earlier.
*** 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.