Some Bl improvements; drop trailing whitespace; don't comma-separate

"a, and b"; mention arguments in option listing; list options in SYNOPSIS
in default order (those without arguments first).

usr.sbin/etcupdate/etcupdate.8

@@ -1,4 +1,4 @@
-.\"	$NetBSD: etcupdate.8,v 1.9 2003/04/02 16:47:40 perry Exp $
+.\"	$NetBSD: etcupdate.8,v 1.10 2003/04/02 19:30:57 wiz Exp $
 .\"
 .\" Copyright (c) 2001 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -43,14 +43,11 @@
 .Pa /etc
 .Sh SYNOPSIS
 .Nm
-.Op Fl a
+.Op Fl ahlv
 .Op Fl b Ar srcdir
-.Op Fl h
-.Op Fl l
 .Op Fl p Ar pager
 .Op Fl s Ar srcdir
 .Op Fl t Ar temproot
-.Op Fl v
 .Op Fl w Ar width
 .Sh DESCRIPTION
 .Nm
@@ -101,7 +98,7 @@ in
 installing the files to a so-called
 .Pa temproot .
 (See usage of the
-.Fl s Ar srcdir ,
+.Fl s Ar srcdir
 and
 .Fl t Ar temproot
 options later in this manual page.)
@@ -113,7 +110,7 @@ files (see usage of the
 option later in this manual page).
 .Pp
 The following options are available:
-.Bl -tag -width indent
+.Bl -tag -width XXtXtemprootX
 .It Fl a
 .Nm
 can automatically update files which have not been modified locally.
@@ -125,7 +122,7 @@ to store MD5 checksums in
 .Pa /var/etcupdate
 and use these checksums to determine if there have been any
 local modifications.
-.It Fl b
+.It Fl b Ar srcdir
 Location of reference files extracted from a binary distribution of
 .Nx .
 Note that reference files in
@@ -150,7 +147,7 @@ skipped even if only modified locally.
 This flag may be used together with the
 .Fl a
 flag described above.
-.It Fl p
+.It Fl p Ar pager
 The pager to use when displaying files.
 By default this is
 .Xr more 1
@@ -158,7 +155,7 @@ but it can be changed either with this option
 or by defining the
 .Ev PAGER
 variable.
-.It Fl s
+.It Fl s Ar srcdir
 The location of the
 .Nx
 sources files used to create the reference files.
@@ -168,7 +165,7 @@ but it can be changed either with this option
 or the
 .Ev SRCDIR
 variable.
-.It Fl t
+.It Fl t Ar temproot
 Specifies the location of the
 .Pa temproot
 directory.
@@ -184,7 +181,7 @@ environment variable.
 Makes
 .Nm
 verbose about its actions.
-.It Fl w
+.It Fl w Ar width
 Sets screen width used during interactive merge.
 By default this is the number of columns
 .Xr stty 1
@@ -197,7 +194,7 @@ This is useful for
 users with wider shell windows.
 .El
 .Sh ENVIRONMENT
-.Bl -tag -width TEMPROOT
+.Bl -tag -width IGNOREFILESXX
 .It Ev TEMPROOT
 Sets a default value for
 .Pa temproot .