[Patch] Using MACHINE_ARCH identifiers in pkg

[olli hauer]

...
> 
> Something I've mentioned to Bapt a few times is that pkg needs a way to
> have a list of accepted ABI strings. Then we could add both the old and
> the new style as accepted (internally) so that old and new repositories
> will continue to work.

Yes, this would help.

I tried as workaround to rebuild the repo catalogs with the un-patched
pkg tool but get on the next system the same complain about changed ABI.

I will roll back to the test system, so new patches can be tested ...

-- 
olli