Document the version modload appeared and authors.

Correct spelling mistakes.
Bump date.

sbin/modload/modload.8

@@ -1,4 +1,4 @@
-.\" $NetBSD: modload.8,v 1.43 2015/11/28 23:53:48 pgoyette Exp $
+.\" $NetBSD: modload.8,v 1.44 2016/09/12 00:03:01 sevan Exp $
 .\"
 .\" Copyright (c) 1993 Christopher G. Demetriou
 .\" All rights reserved.
@@ -32,7 +32,7 @@
 .\"
 .\" <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
 .\"
-.Dd November 29, 2015
+.Dd September 12, 2016
 .Dt MODLOAD 8
 .Os
 .Sh NAME
@@ -77,7 +77,7 @@ may be either
 or
 .Dv false .
 .It Fl d Ar var
-When used in conjuction with
+When used in conjunction with
 .Fl m ,
 delete
 .Ar var
@@ -102,7 +102,7 @@ Pass the module an integer property with the name
 and integral value
 .Ar integer .
 .It Fl m Ar plist
-When used in conjuction with
+When used in conjunction with
 .Fl p ,
 merge new options with an existing property list contained in
 .Ar plist .
@@ -133,8 +133,22 @@ and with a nonzero status if an error occurs.
 .Xr modstat 8 ,
 .Xr modunload 8
 .Sh HISTORY
+A
+.Nm
+utility appeared in
+.Nx 0.9 .
 The
 .Nm
 command was designed to be similar in functionality
 to the corresponding command in
 .Tn "SunOS 4.1.3" .
+.Nm
+was switched to the module framework for
+.Nx 5.0 .
+.Sh AUTHORS
+The original
+.Nx
+implementation was written by
+.An Terrence R. Lambert Aq Mt terry@cs.weber.edu .
+The switch to the module framework was by
+.An Andrew Doran Aq Mt ad@NetBSD.org .