pkg-config search path

[Keith Packard]

Around 15 o'clock on Sep 24, Owen Taylor wrote:

> But there are some cases where you have packages that are architecture
> independent that you want to have .pc files for. An example being
> the 'gtk-doc' perl scripts.

So how about if pkg-config uses the following default search path:

	/usr/lib/pkgconfig
	/usr/lib/X11/pkgconfig
	/usr/share/pkgconfig

Then, we can ammend that path from /etc/pkgconfig.conf and further ammend 
the path with PKG_CONFIG_PATH

What about /usr/lib64?  What about /usr/local/lib?

-keith