[src/trunk]: src/lib/libm/man Start documenting history

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

details:   https://anonhg.NetBSD.org/src/rev/7df53bb5d551
branches:  trunk
changeset: 463658:7df53bb5d551
user:      sevan <sevan%NetBSD.org@localhost>
date:      Mon Sep 02 00:51:48 2019 +0000

description:
Start documenting history
https://www.bell-labs.com/usr/dmr/www/man31.pdf

diffstat:

 lib/libm/man/cos.3 |  9 +++++++--
 lib/libm/man/sin.3 |  9 +++++++--
 2 files changed, 14 insertions(+), 4 deletions(-)

diffs (48 lines):

diff -r 9141b49832b1 -r 7df53bb5d551 lib/libm/man/cos.3
--- a/lib/libm/man/cos.3        Mon Sep 02 00:48:16 2019 +0000
+++ b/lib/libm/man/cos.3        Mon Sep 02 00:51:48 2019 +0000
@@ -26,9 +26,9 @@
 .\" SUCH DAMAGE.
 .\"
 .\"     from: @(#)cos.3        5.1 (Berkeley) 5/2/91
-.\"    $NetBSD: cos.3,v 1.16 2019/04/25 23:17:24 maya Exp $
+.\"    $NetBSD: cos.3,v 1.17 2019/09/02 00:51:48 sevan Exp $
 .\"
-.Dd April 26, 2019
+.Dd September 2, 2019
 .Dt COS 3
 .Os
 .Sh NAME
@@ -79,3 +79,8 @@
 .Fn cos
 function conforms to
 .St -ansiC .
+.Sh HISTORY
+A
+.Fn cos
+function appeared in
+.At v1 .
diff -r 9141b49832b1 -r 7df53bb5d551 lib/libm/man/sin.3
--- a/lib/libm/man/sin.3        Mon Sep 02 00:48:16 2019 +0000
+++ b/lib/libm/man/sin.3        Mon Sep 02 00:51:48 2019 +0000
@@ -26,9 +26,9 @@
 .\" SUCH DAMAGE.
 .\"
 .\"     from: @(#)sin.3        6.7 (Berkeley) 4/19/91
-.\"    $NetBSD: sin.3,v 1.14 2003/08/07 16:44:49 agc Exp $
+.\"    $NetBSD: sin.3,v 1.15 2019/09/02 00:51:48 sevan Exp $
 .\"
-.Dd April 19, 1991
+.Dd September 2, 2019
 .Dt SIN 3
 .Os
 .Sh NAME
@@ -71,3 +71,8 @@
 .Fn sin
 function conforms to
 .St -ansiC .
+.Sh HISTORY
+A
+.Fn sin
+function appeared in
+.At v1 .