From owner-freebsd-questions@FreeBSD.ORG  Sun Jul 27 12:36:47 2008
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Date: Sun, 27 Jul 2008 13:21:34 +0100
From: RW <fbsd06@mlists.homeunix.com>
To: freebsd-questions@freebsd.org
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In-Reply-To: <0956648E-F93F-40EC-A565-17875757531F@todoo.biz>
References: <0956648E-F93F-40EC-A565-17875757531F@todoo.biz>
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Subject: Re: Deinstalling X and all dependencies
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On Sun, 27 Jul 2008 12:52:56 +0200
bsd <bsd@todoo.biz> wrote:

> Hello,
> 
> I have just received a new system that's planned to be a large scale  
> DNS server.
> I have asked the guy who has setup the hardware not to install X___
> 
> This has been useless!!
> 
> I am now ending up with 250 apps in the port tree!!
> 
> Is there a good way to get rid of all these useless apps without  
> breaking the system___

If you want to remove X you can use  a leaf-cutting tool like
ports-mgmt/pkg_cutleaves.

But I would have thought that a dns server would require only very few
ports (possibly even zero if you use the default BIND), so it might
be simpler to start over.