freebsd-update upgrade

[Fbsd1]

Glen Barber wrote:
> On 6/9/10 9:07 PM, Aiza wrote:
>> The upgrade function requires the -r newrelease flag.
>> The manpage does not state the formate of the newrelease value.
>>
>> Is it just the release number like this 8.0 or is it like this 
>> 8.0-RELEASE?
> 
> 8.0-RELEASE.  I believe you can pull 8.0-RELEASE-p2 using -r as well.
> 
> Regards,
> 
Thanks.

Have another question.

When freebsd-update first entered the ports system, it was limited to 
updating systems that not been changed from the basic release. IE: 
Recompiling the kernel adding devices or removing them. Is that still 
true now?