Using Xlib in multithread enviroment

[Amir Bukhari]

> On Friday I had pretty much come to the conclusion that Xlib
> is NOT multithread safe, even when XInitThreads is called.
> I talked to a developer on the AWT team and he confirmed this.
> He said that none of the extension functions are thread safe
> and that there are problems with the predicate functions.

the peoble of Xorg has said to me that libX11 in the freedesktop CVS is
thread safe. the x11 lib with monolotic Xorg is not.

could we use it?