NixOS/nixpkgs — pull request #28 by gitfoxi (2012-06-30 04:36:18+00:00)
Title: Curl bug makes nix all mental. One-line fix.

Solves a hideous bug which affects lots of things including nix-env.
The question now is, how to rebuild everything that depends directly or indirectly on curl?

More about the underlying bug and its resolution here:
http://comments.gmane.org/gmane.comp.web.curl.library/33285

Bug looks like this:

curl google.com
curl: (7) Failed to connect to 74.125.224.35: Invalid argument