ports/devel/icu: PTHREAD_LIBS clean

[Norikatsu Shigemura]

On Mon, 27 Nov 2006 11:14:41 -0500
Mikhail Teterin <mi+kde at aldan.algebra.com> wrote:
> =         I don't think trying to use multiple threads at the same time.
> =         But if applications use libthr, libraries must use libthr, too.
> You are right about the dangers of mixing different thread implementations, 
> but library may also be not using threads _at all_. -lm, for example, is 
> happily used by many threaded programs without itself being thread-aware.

	I understand your ideal, think so too.  However, in fact, it is
	unrealistic environment:-(.


> (If anything, a library, even a thread-aware one, should, arguably, not be 
> explicitly linking with any thread implementation -- this way, it will use, 
> whatever implementation the application is using. But that's a different 
> topic...)

	Yeah! :-)