add a note where to go to for nfs client configuration; after popular demand

src/etc/rc.conf

@@ -1,6 +1,6 @@
 #!/bin/sh -
 #
-#	$OpenBSD: rc.conf,v 1.47 2000/05/19 16:53:18 mickey Exp $
+#	$OpenBSD: rc.conf,v 1.48 2000/05/30 22:20:17 mickey Exp $
 
 # set these to "NO" to turn them off.  otherwise, they're used as flags
 routed_flags=NO		# for normal use: "-q"
@@ -39,7 +39,7 @@ xdm_flags=NO		# for normal use: ""
 
 # set the following to "YES" to turn them on
 rwhod=NO
-nfs_server=NO
+nfs_server=NO		# see sysctl.conf for nfs client configuration
 lockd=NO
 gated=NO
 kerberos_server=NO	# kerberos server. run 'info kth-krb' for assistance.