On Sun, 19 Feb 2012 15:48:29 +0100, meino.cramer@gmx.de wrote:

> > >     The following REQUIRED_USE flag constraints are unsatisfied:
> > >         cxx? ( threads )

> Thanks a lot for your help! I was unsure about this cause of
> the question mark after cxx...

It's a conditional, it basically means

if USE contains cxx then USE must contain threads.


-- 
Neil Bothwick

Despite the cost of living, have you noticed how it remains so popular?