__NR_pidfd_open
__SYSCALL(__NR_pidfd_open, sys_pidfd_open)
pidfd = syscall(__NR_pidfd_open, pid, 0);
#ifndef __NR_pidfd_open
__SYSCALL(__NR_pidfd_open, sys_pidfd_open)
return syscall(__NR_pidfd_open, pid, flags);
#ifndef __NR_pidfd_open
childfd = syscall(__NR_pidfd_open, t->pid, 0);
pidfd = syscall(__NR_pidfd_open, pid, 0);
self->remote_pidfd = syscall(__NR_pidfd_open, self->child_pid, 0);
self->remote_pidfd = syscall(__NR_pidfd_open, self->child_pid, 0);
return syscall(__NR_pidfd_open, pid, flags);
#ifndef __NR_pidfd_open