- sigfillset(&set);
- __sigprocmask(SIG_BLOCK, &set, &set);
- tid = syscall0(__NR_gettid);
- pid = syscall0(__NR_getpid);
- ret = syscall3(__NR_tgkill, pid, tid, sig);
- __sigprocmask(SIG_SETMASK, &set, 0);
+ __syscall(SYS_rt_sigprocmask, SIG_BLOCK, (uint64_t[]){-1}, &set, 8);
+ tid = syscall(SYS_gettid);
+ pid = syscall(SYS_getpid);
+ ret = syscall(SYS_tgkill, pid, tid, sig);
+ __syscall(SYS_rt_sigprocmask, SIG_SETMASK, &set, 0, 8);