Hi! On Fri, Dec 18, 2009 at 7:15 PM, Donn Cave <donn at avvanta.com> wrote: > setSignalMask fullSignalSet > fd <- openFd ... > setSignalMask emptySignalSet Thanks! This did it. At the end it is enough to block just virtualTimerExpired signal and it works. Probably it is something RTS is using internally? Mitar