DirectX API information - where?

[Roland]

At 10:47 PM 4/3/02 +0200, Andreas Mohr wrote:
>search.microsoft.com.
>
>That's where I get quite some information from.
>
>Apart from that, mostly web searches and my pretty good collection of
>books (it's starting to extend to 1 meter of expert windows books now :-)

Ok, let me ask this question:

where do you get the information about the *nix API, the X-Windows API, 
OpenGL etc?

Roland