[PATCH] Cygwin: Fix signal handling issue introduced by PTY related change.

[Michael Haubenwallner]

On 10/3/19 12:43 PM, Takashi Yano wrote:
> - After commit 41864091014b63b0cb72ae98281fa53349b6ef77, there is a
>   regression in signal handling reported in
>   https://www.cygwin.com/ml/cygwin/2019-10/msg00010.html. This patch
>   fixes the issue.

Confirmed, this patch fixes the issue.

Thanks!
/haubi/