From owner-freebsd-questions@FreeBSD.ORG  Mon Jun 16 23:55:22 2008
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@FreeBSD.ORG
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 41F9A106566C
	for <freebsd-questions@FreeBSD.ORG>;
	Mon, 16 Jun 2008 23:55:22 +0000 (UTC)
	(envelope-from cwhiteh@onetel.com)
Received: from raq5.nitrex.net (raq5.nitrex.net [213.165.227.5])
	by mx1.freebsd.org (Postfix) with ESMTP id 9581E8FC18
	for <freebsd-questions@FreeBSD.ORG>;
	Mon, 16 Jun 2008 23:55:21 +0000 (UTC)
	(envelope-from cwhiteh@onetel.com)
Received: from [192.168.10.144] (gate.zenatode.org.uk [213.165.225.167])
	by raq5.nitrex.net (8.13.1/8.13.1) with ESMTP id m5GNtHQt020346
	(version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO);
	Tue, 17 Jun 2008 00:55:20 +0100
Message-ID: <4856FD65.5060908@onetel.com>
Date: Tue, 17 Jun 2008 00:55:17 +0100
From: Chris Whitehouse <cwhiteh@onetel.com>
User-Agent: Thunderbird 2.0.0.14 (X11/20080611)
MIME-Version: 1.0
To: freebsd-questions@FreeBSD.ORG, cwhiteh@onetel.com
References: <200806161622.m5GGMEYY002616@lurza.secnetix.de>
In-Reply-To: <200806161622.m5GGMEYY002616@lurza.secnetix.de>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Cc: 
Subject: Re: how to view environment variables
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 16 Jun 2008 23:55:22 -0000

Oliver Fromme wrote:
> Chris Whitehouse wrote:
>  > sysutils/fusefs-ntfs/files/README.FreeBSD refers to various environment 
>  > variables, eg UBLIO_BLOCKSIZE and others. How do I find out what they 
>  > are set to? set and printenv don't find them. I'm using standard csh and 
>  >   FreeBSD 7.0-STABLE, fuse.ko is loaded and ntfs-3g works except it 
>  > seems very slow.
> 
> The "env" command prints the environment variables of your
> current shell (should work with any shell).
> 
> To view the environment variables of another process, use
> something like "ps -ewwp 1234" (1234 being the PID number).
> This requires PROCFS to be mounted on /proc.
> 
> Best regards
>    Oliver
> 
This is the last bit of the puzzle. It does indeed print environment 
variables set with 'env VAR=foo prog'  but as I've now understood from 
previous replies the program doesn't set variables, it uses them if they 
are already set, otherwise uses defaults.

Thanks

Chris