with builtins;
let
  buildMachine = machines: name: config:
    (import <nixpkgs/nixos/lib/eval-config.nix> (config // {
      extraArgs = { inherit name machines; } // config.extraArgs;
    }));
  buildMachines = machines:
    let machinesOut = mapAttrs (buildMachine machinesOut) machines; in
    mapAttrs (n: system: system.config) machinesOut;
in
buildMachines {
  mermet = import machines/mermet.nix;
  losurdo = import machines/losurdo.nix;
}