[src/trunk]: src/lib/libc/sys Fix one markup issue and add initial HISTORY se...

[kamil <kamil%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/d954c1a7c96d
branches:  trunk
changeset: 820921:d954c1a7c96d
user:      kamil <kamil%NetBSD.org@localhost>
date:      Sun Jan 15 22:18:11 2017 +0000

description:
Fix one markup issue and add initial HISTORY section

Import HISTORY notes from FreeBSD.

Sponsored by <The NetBSD Foundation>

diffstat:

 lib/libc/sys/ptrace.2 |  9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)

diffs (30 lines):

diff -r 2d8061b6ce55 -r d954c1a7c96d lib/libc/sys/ptrace.2
--- a/lib/libc/sys/ptrace.2     Sun Jan 15 22:14:22 2017 +0000
+++ b/lib/libc/sys/ptrace.2     Sun Jan 15 22:18:11 2017 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: ptrace.2,v 1.55 2017/01/14 14:33:18 wiz Exp $
+.\"    $NetBSD: ptrace.2,v 1.56 2017/01/15 22:18:11 kamil Exp $
 .\"
 .\" This file is in the public domain.
 .Dd January 14, 2016
@@ -111,7 +111,7 @@
 header.
 Among these symbols,
 there are:
-.Bl -dash -tag
+.Bl -dash
 .It
 .Dv PTRACE_REG_PC
 .It
@@ -704,6 +704,11 @@
 .Sh SEE ALSO
 .Xr sigaction 2 ,
 .Xr signal 7
+.Sh HISTORY
+The
+.Fn ptrace
+function appeared in
+.At v7 .
 .Sh BUGS
 On the SPARC, the PC is set to the provided PC value for
 .Dv PT_CONTINUE