bug#10398: [PATCH] Use real vfork under Cygwin: it's fine these days

[Chong Yidong]

Lars Magne Ingebrigtsen <larsi@gnus.org> writes:

> Daniel Colascione <dancol@dancol.org> writes:
>
>> In Cygwin 1.7, vfork is an alias for fork.  The vfork the #define in
>> cygwin.h was protecting against is gone.  It's better to use vfork now
>> so that when Cygwin gains a new, working vfork, we use it
>> automatically.
>
> [...]
>
>> -/* vfork() interacts badly with setsid(), causing ptys to fail to
>> -   change their controlling terminal */
>> -#define vfork fork
>
> Sounds sensible to me, but I'm no exactly (ahem) a Cygwin expert.
>
> Eli, what do you think?

Ken Brown is the Emacs maintainer for Cygwin.

Ken, any objection to the above proposed change?