c: Bitfield fixes for PRs 3325, 3326

[Zack Weinberg]

On Sat, Jan 26, 2002 at 05:58:56PM +0000, Joseph S. Myers wrote:
> > ...We have to document which ones are acceptable, but enums are
> > fine.
> 
> C90 does not permit implementation-defined types here, so even if we
> define some such types for C99 we must pedwarn for them outside C99 mode.

Ah.  I don't have a copy of C90.  Thanks for the clarification.

zw