New comment by emacsomancer on void-packages repository

https://github.com/void-linux/void-packages/issues/21154#issuecomment-619413542

Comment:
> > (in the meantime, Nix's version of the mullvadvpn-app works well on Void.)
> 
> Thanks for this. Looks like it's time for me to figure out Nix packages.

It's pretty easy. Basically follow the instructions at https://nixos.org/nix/manual/#ch-installing-binary and then `nix-env -i mullvad-vpn`.