NixOS/nixpkgs — pull request #4230 by monocell (2014-09-23 12:37:23+00:00)
Title: include thermald service in module list

`services.thermald.enable = true;`
in configuration.nix gives:
`error: The option services.thermald defined in /etc/nixos/configuration.nix does not exist`

I assume this is because the module is not mentioned in the module list.