fixes this warning: cdrecord <= 2.01.01a05 will be run with root privileges on kernel >= 2.6.8 Since Linux kernel 2.6.8 cdrecord <= 2.01.01a05 will not work when run suid root for security reasons anymore.
*** 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.