[RFA:] libffi-dg.exp: Replace \n with \r?\n in dg-output

[Andreas Tobler]

Hans-Peter Nilsson wrote:
> Tested on in-progress CRIS port (fixes the ^M mismatches) and
> x86 FC3 (so it doesn't mess up anything on a system that doesn't
> need this fix).
> 
> CC to the dejagnu list in the hope that something to help
> without the assumption needed below will appear in a future
> version.
> 
> Ok to commit?

I don't have any objections, from my point yes, ok. Thanks!

Andreas