{ config, lib, this, ... }: with lib; let cfg = config.nixfiles.modules.sound; in { options.nixfiles.modules.sound.enable = mkEnableOption "sound support"; config = mkIf cfg.enable { services.pipewire = { enable = true; alsa.enable = true; jack.enable = true; pulse.enable = true; }; security.rtkit.enable = true; } // { sound.enable = this.isHeadful; }; }