On Sun, 17 Apr 2011, Matthias Kilian wrote:

is there something like select(2) or poll(2) available in the standard (HP) libraries? I hoogled around a little bit but didn't find anything. (Something like this will be crucial for networking stuff listening on v4 and v6 sockets at the same time)

A very basic thing to start from: http://code.haskell.org/~thielema/poll/ It is still subject to change. We are planning to use this in alsa-seq.