Memory error fix in UnixSignalWatcherPrivate::watchForSignal(int): void
Memory error fix in UnixSignalWatcherPrivate::watchForSignal(int): void

Memory Error: rt_sigaction(act->sa_mask) points to uninitialised byte(s).
Picked from http://paludis.exherbo.org/trac/ticket/911.

sijk/qt-unix-signals