expect 5.39 import

[Andrew Cagney]

> Hi Andrew,
> 
> 
>> I'm thinking of [blindly] importing expect 5.39.
> 
> 
> What benefits does the 5.39 release provide ?

- it "just works" works on x86-64
- it puts us back in sync with the mainline

the down side is that:

- it may not work on some obscure platform

Andrew