document tid keyword.

found with and ok bluhm@

diff --git a/bin/ps/ps.1 b/bin/ps/ps.1
index 2085ae9..d4b77f5 100644 (file)
--- a/bin/ps/ps.1
+++ b/bin/ps/ps.1
@@ -1,4 +1,4 @@
-.\"    $OpenBSD: ps.1,v 1.101 2015/10/09 01:37:06 deraadt Exp $
+.\"    $OpenBSD: ps.1,v 1.102 2015/10/22 22:21:41 benno Exp $
 .\"    $NetBSD: ps.1,v 1.16 1996/03/21 01:36:28 jtc Exp $
 .\"
 .\" Copyright (c) 1980, 1990, 1991, 1993, 1994
@@ -30,7 +30,7 @@
 .\"
 .\"     @(#)ps.1       8.3 (Berkeley) 4/18/94
 .\"
-.Dd $Mdocdate: October 9 2015 $
+.Dd $Mdocdate: October 22 2015 $
 .Dt PS 1
 .Os
 .Sh NAME
@@ -485,6 +485,10 @@ Saved GID from a setgid executable.
 Saved UID from a setuid executable.
 .It Cm tdev
 Control terminal device number.
+.It Cm tid
+Thread ID.
+Used together with
+.Fl H .
 .It Cm time
 Alias:
 .Cm cputime .