bug#32986: 27.0.50; unexpected delay in while-no-input + accept-process-output

[Eli Zaretskii]

> From: João Távora <joaotavora@gmail.com>
> Date: Mon, 8 Oct 2018 21:39:53 +0100
> Cc: 32986@debbugs.gnu.org
> 
> Thank you for the clarification. I have now read the original explanation, 
> and it makes sense.  Ultimately, I think
> the sit-for is the right approach for my wait-for-any-process-or-input 
> problem.  Am I right to assume  it's not
> affected by your explanation, and that I can expect immediate return there?

sit-for waits for keyboard input, so yes, it should return once the
user presses some key.