}
#elif defined(__ia64__)
/* On ia64 the stack and stack size are passed as separate arguments. */
- return syscall(__NR_clone, flags | SIGCHLD, NULL, prctl_arg(0), pidfd);
+ return syscall(__NR_clone, flags | SIGCHLD, NULL, 0, pidfd);
#else
return syscall(__NR_clone, flags | SIGCHLD, NULL, pidfd);
#endif