ABI document

[Vivek Das Mohapatra]

> If I'm wrong about that and we can document glibc specifics there (such
> as DF_GNU_1_UNIQUE), then I guess that's fine, except that you will be
> hard-pressed to find a glibc target that implements dynamic linking, but

Hi - has there been a decision on this?

I'd quite like to get DF_GNU_1_UNIQUE merged into binutils and glibc:

If there's a right [external] place to document them I'm happy to do so
but I'd rather the actual patches don't keep bitrotting while this is
discussed.