Fix .Nm usage.

usr.sbin/kgmon/kgmon.8

@@ -1,4 +1,4 @@
-.\"	$NetBSD: kgmon.8,v 1.13 2002/01/19 03:20:33 wiz Exp $
+.\"	$NetBSD: kgmon.8,v 1.14 2002/11/09 12:10:48 enami Exp $
 .\"
 .\" Copyright (c) 1983, 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -40,7 +40,7 @@
 .Nm kgmon
 .Nd generate a dump of the operating system's profile buffers
 .Sh SYNOPSIS
-.Nm kgmon
+.Nm ""
 .Op Fl bdhpr
 .Op Fl M Ar core
 .Op Fl N Ar system
@@ -48,7 +48,7 @@
 .Nm
 is a tool used when profiling the operating system.
 When no arguments are supplied,
-.Nm kgmon
+.Nm
 indicates the state of operating system profiling as running,
 off, or not configured.
 (see
@@ -56,7 +56,7 @@ off, or not configured.
 If the
 .Fl p
 flag is specified,
-.Nm kgmon
+.Nm
 extracts profile data from the operating system and produces a
 .Pa gmon.out
 file suitable for later analysis by