Base X11 libraries cleanup

[Ralf Ertzinger]

Hi.

On Fri, 30 Jun 2006 08:37:06 +0100, Paul Howarth wrote:

> $ gcc -o test -Wl,--as-needed -lxml2 test.o
> $ ldd -r -u ./test

Ah, right, there was that.
I had a more complex case somewhere where I _think_ I tried putting
--as-needed almost anywhere without visible effect.

However, using --as-needed did not hurt there, either, so using
it is fine with me.