name of a port that builds on 10-CURRENT but not 9?

[Daniel Nebdal]

On Sat, Jul 13, 2013 at 11:45 PM, Kevin Oberman <rkoberman at gmail.com> wrote:
> On Sat, Jul 13, 2013 at 2:15 PM, Aryeh Friedman <aryeh.friedman at gmail.com>wrote:
>
>> I am making a port and need to see a good working example of how to
>> make it so it will not compile on less then 10-CURRENT
>>
>
> What exactly do you mean by 10-CURRENT? Head today, head this year, head
> since 9 was branched? In any case, check OSVERSION. A great many ports may
> be looked at for examples. E.g. graphics/blender. See the FreeBSD Porter's
> Handbook 12.6. There is a list of every OSVERSION bump, but I can't
> remember exactly where it is, but  to check for 10, check if OSVERSION
>>1000000.

It's in the handbook as well:
http://www.freebsd.org/doc/en/books/porters-handbook/freebsd-versions.html

--
Daniel Nebdal