From: Michael Kerrisk (man-pages) <hidden> Date: 2021-07-25 23:17:35
Hello Helge,
Man page: ioctl_tty.2
Issue: I<ioctl> → B<ioctl>?
"Use of I<ioctl> makes for nonportable programs. Use the POSIX interface "
"described in B<termios>(3) whenever possible."