[Linux PATCH] fcntl: add new F_OFD_*32 constants and handle them appropriately

[Florian Weimer]

* Christoph Hellwig:

> On Thu, Aug 18, 2016 at 01:28:20PM -0400, Jeff Layton wrote:
>> That was my original thinking, but several people seemed to think that
>> we should just go ahead and support it. TBH, I don't much care either
>> way, but we either need to support it properly, or ensure that trying
>> to use OFD locks in a non-LFS program fails to compile.
>
> Yes, that's what glibc folks should do for now given that they still
> seem to refuse being draggred into the present.

Your assumptions are wrong, at least for some (many?) of us.  32-bit
architectures are legacy; giving them a 64-bit off_t (or even time_t)
does not really change that.  A hard ABI transition is simply not
worth the effort.