[janitor] Convert objc to ISO C90

[Stan Shebs]

Andreas Jaeger wrote:

>Stan Shebs <shebs@apple.com> writes:
>
>
>>>Let's make a deal: Here's a patch - can you test it and commit it if
>>>it works?  I don't have the time right now to test it properly... I
>>>don't expect problems but you never know.  If I should commit it
>>>directly without testing myself (and you cleanup afterwards if
>>>needed), that's fine with me also.
>>>
>>>
>>Many hunks of the patch failed to apply, but I've already fixed them up,
>>
>
>I'm surprised by that - I did a clean checkout of the branch.
>
My mistake... Anyway, all is in on the branch now; looks like we're about
ready to move it all onto the trunk.

Stan