remove history of when each du(1) flag was added

ok jmc@ schwarze@

diff --git a/usr.bin/du/du.1 b/usr.bin/du/du.1
index 5f284b7..20e0548 100644 (file)
--- a/usr.bin/du/du.1
+++ b/usr.bin/du/du.1
@@ -1,4 +1,4 @@
-.\"    $OpenBSD: du.1,v 1.38 2020/10/21 17:00:47 schwarze Exp $
+.\"    $OpenBSD: du.1,v 1.39 2022/09/07 00:46:20 jsg Exp $
 .\"    $NetBSD: du.1,v 1.6 1996/10/18 07:20:31 thorpej Exp $
 .\"
 .\" Copyright (c) 1990, 1993
@@ -30,7 +30,7 @@
 .\"
 .\"    @(#)du.1        8.2 (Berkeley) 4/1/94
 .\"
-.Dd $Mdocdate: October 21 2020 $
+.Dd $Mdocdate: September 7 2022 $
 .Dt DU 1
 .Os
 .Sh NAME
@@ -180,53 +180,8 @@ standard.
 .Sh HISTORY
 The
 .Nm
-utility and its
-.Fl a
-and
-.Fl s
-options first appeared in
+utility first appeared in
 .At v1 .
-.Pp
-The
-.Fl r
-option first appeared in
-.At III
-and is available since
-.Ox 2.3 .
-The
-.Fl k
-and
-.Fl x
-options first appeared in
-.Bx 4.3 Reno
-and
-.Fl H
-in
-.Bx 4.4 .
-The
-.Fl c
-and
-.Fl L
-options first appeared in the GNU fileutils;
-.Fl L
-and
-.Fl P
-are available since
-.Bx 4.4 Lite1 ,
-.Fl c
-since
-.Ox 2.1 .
-The
-.Fl d
-option first appeared in
-.Fx 2.2
-and is available since
-.Ox 5.7 ,
-.Fl h
-first appeared in
-.Fx 4.0
-and is available since
-.Ox 2.9 .
 .Sh AUTHORS
 .An -nosplit
 This version of