Syscalls being obsoleted???

Maciej Zenczykowski
2003-11-07T23:58:03Z

I read somewhere that (all) syscalls (as in the method of calling them)
are being obsoleted, unfortunately this makes for a rather poor search
term.
Thus the question: is this true and with what is this being replaced?
[just a link would be sufficient]

Thanks,
MaZe.