NixOS/nixos — pull request #250 by szymonszydelko (2013-09-09 16:07:09+00:00)
Title: Add actual copyright notice

that MIT licence requires to carry downstream

Of course:
+ I might have mistaken dates
+ or this lack of (C) notice is intentional

I'm referring to "The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software."