F_DUPFD_CLOEXEC
case F_DUPFD_CLOEXEC:
case F_DUPFD_CLOEXEC:
new_fd = fcntl(fd, F_DUPFD_CLOEXEC, 3);
return fcntl(fd, F_DUPFD_CLOEXEC, 3);
if (arg->val == F_DUPFD_CLOEXEC || arg->val == F_DUPFD) {
fd_mnt_ns_cur = fcntl(self->fd_mnt_ns[MNT_NS_LAST_INDEX], F_DUPFD_CLOEXEC);
fd_mnt_ns_cur = fcntl(self->fd_mnt_ns[0], F_DUPFD_CLOEXEC);