sigset_t ps_siginfo; /* signals that want SA_SIGINFO args */
sigset_t ps_oldmask; /* saved mask from before sigpause */
int ps_flags; /* signal flags, below */
sigset_t ps_siginfo; /* signals that want SA_SIGINFO args */
sigset_t ps_oldmask; /* saved mask from before sigpause */
int ps_flags; /* signal flags, below */