[Bug 52743] cannot write to _fdopen'ed stdout when running in docker

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=52743

--- Comment #8 from Eric Pouech  ---
> Forgot to add, this isn't using docker, just shell; but I suspect in the
> process of the test script calling winetricks calling wine, the
> stdin|stdout|stderr is lost..

that's what's the patch tries to tackle: create a dummy console when neither 
of stdin/stdout/stderr is opened on an unix tty
(so mainly running from shell as: ./wine ... >& log < /dev/null will fall into
this)