postinstall only cleans when upgrading. What about cases when you 
downgrade your system? Am I totaly wrong here?

Thanks,
Alex


Hubert Feyrer wrote:
> On Sun, 27 Nov 2005, Alex Pelts wrote:
> 
>> I created a document detailing on how to clean old (or new) files from 
>> your netbsd installation.
>>
>> Due to sets being just a tar files, no extra steps are taken when 
>> installing or upgrading netbsd. This could leave some old files behind 
>> and cause unexpected side effects.
>> The document attempts to explain how to clean these files, so only 
>> files that are in the sets left on your filesystem.
>>
>> The provided scripts could be expanded to report all files that are 
>> different size or date that the files in the sets.
> 
> 
> You should use NetBSD's "postinstall".
> 
> 
>   - Hubert
> 
> 
>