update the "bt" description to include "/l" modifier

share/man/man4/ddb.4

@@ -1,4 +1,4 @@
-.\"	$NetBSD: ddb.4,v 1.97 2006/11/18 08:48:32 jld Exp $
+.\"	$NetBSD: ddb.4,v 1.98 2007/01/31 02:17:31 mrg Exp $
 .\"
 .\" Copyright (c) 1997 - 2003 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -325,7 +325,7 @@ user-space breakpoints may not work correctly.
 Setting a breakpoint at the low-level code paths may also cause
 strange behavior.
 .It Xo
-.Ic bt Ns Op Cm /u
+.Ic bt Ns Op Cm /ul
 .Sm off
 .Op Ar frame-address
 .Op Cm , Ar count
@@ -334,14 +334,14 @@ strange behavior.
 A synonym for
 .Ic trace .
 .It Xo
-.Ic bt/t
+.Ic bt/t Ns Op Cm /ul
 .Sm off
 .Op Ar pid
 .Op Cm , Ar count
 .Sm on
 .Xc
 A synonym for
-.Ic trace .
+.Ic trace/t .
 .It Xo
 .Ic call
 .Sm off
@@ -818,8 +818,7 @@ do the wrong thing.
 .It Ic sync
 Force a crash dump, and then reboot.
 .It Xo
-.Ic trace
-.Ns Op Cm /u Ns Op Cm l
+.Ic trace Ns Op Cm /u Ns Op Cm l
 .Sm off
 .Op Ar frame-address
 .Op Cm , Ar count