PATCH: redirect standard io to /dev/null

[Frederic Crozat]

2013/6/10 Frederic Crozat <fred at crozat.net>:
> It ensures stdout/stderr aren't redirected anymore, which was causing
> issue with plymouth deactivate and Xorg server trying to grab tty
> console (https://bugzilla.novell.com/show_bug.cgi?id=811185).
>
> This patch is 95% Ray patch, I've just slighly fixed remaining printf calls.

An improved version, based on Ray comments on irc, was pushed on git
(0d610f91e2bfc85f2e9a4c037adc91306e4faf62)

--
Frederic Crozat