tty_ioctl.4: Note that TIOCTTYGSTRUCT went away in Linux 2.5.67

Reported-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

diff --git a/man4/tty_ioctl.4 b/man4/tty_ioctl.4
index 53645d82645701f380aa3bbee7ebb6949cdf2e85..f1c140e8d90f658d2ba0a42576ac04b45794ae6e 100644 (file)
--- a/man4/tty_ioctl.4
+++ b/man4/tty_ioctl.4
@@ -479,6 +479,15 @@ Get the
 .I tty_struct
 corresponding to
 .IR fd .
+This command was removed in Linux 2.5.67.
+.\"     commit b3506a09d15dc5aee6d4bb88d759b157016e1864
+.\"     Author: Andries E. Brouwer <andries.brouwer@cwi.nl>
+.\"     Date:   Tue Apr 1 04:42:46 2003 -0800
+.\"
+.\"     [PATCH] kill TIOCTTYGSTRUCT
+.\"
+.\"     Only used for (dubious) debugging purposes, and exposes
+.\"     internal kernel state.
 .\"
 .\" .SS Serial info
 .\" .BR "#include <linux/serial.h>"