explicitly mention that rc.d contains sh(1) scripts

share/man/man8/rc.8

@@ -1,4 +1,4 @@
-.\" 	$NetBSD: rc.8,v 1.19 2002/02/13 08:18:23 ross Exp $
+.\" 	$NetBSD: rc.8,v 1.20 2002/02/25 04:09:15 lukem Exp $
 .\"
 .\" Copyright (c) 2000 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -34,7 +34,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd January 31, 2002
+.Dd February 25, 2002
 .Dt RC 8
 .Os
 .Sh NAME
@@ -66,7 +66,9 @@ is the command script which shuts down various services, and is invoked by
 as part of the process of shutting down the system.
 .Pp
 .Nm rc.d/
-is the directory which contains various scripts, one for each service,
+is the directory which contains various
+.Xr sh 1 
+scripts, one for each service,
 which are called by
 .Nm
 at startup,