On 26 February 2013 17:01, Jeff Sickel wrote: > Of course, if we're going the Linux route, we'll need to up FD_SETSIZE to > at > least 1024, we're currently at 96. Seems that 1024 has become the default > these days. > I meant only for trying to work out what seems to satisfy X11 as regards error returns, and even X11 is unlikely to need 1024 connections.