kre writes:

|  I suppose you could redefine link(2) so that if the
| first byte in the first filename was 0xff then that was a flag, and
| not part of the pathname, or something, but I doubt any of us would like
| to see that...

No, I think that in the absence of atomicity to do this kind of thing,
most sane people would be drooling after uid-manipulation with purely
lexical extent.

Oh, wait, sorry, my non-C background is showing...

	Sean.