[Rd] packages checks on OS X with 2.12 devel

[Max Kuhn]

Professor Ripley,

>> R version 2.12.0 Under development (unstable) (2010-08-08 r52687)
>> Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)
>>
>> I install packages via install.packages with type = "source" (I stick
>> to arch=x86_64). I've had no issues with installs.
>
> What is very strange is that you seem to have built R with two archs: why if
> you don't want to use i386?  If you build R with just one arch, it will only
> install/check ... that one arch.  So this is shooting yourself in the foot!

I used the pre-compiled version from http://r.research.att.com/.
Perhaps something has changed there; I've never had this come up as an
issue.

> --no-multiarch is an option to check, not to R.

This is the mistake on my part. Everything is working now.

Thanks,

Max