- return syscall4(__NR_rt_sigprocmask, how, (long)set, (long)old, 8);
-}
-
-int __sigprocmask(int how, const sigset_t *set, sigset_t *old)
-{
- sigset_t tmp;
- /* Disallow blocking thread control signals */
- if (how != SIG_UNBLOCK) {
- tmp = *set;
- set = &tmp;
- sigdelset(&tmp, SIGCANCEL);
- sigdelset(&tmp, SIGSYSCALL);