[PATCH] Cygwin: Adjust CWD magic to accommodate for the latest Windows previews

[Jeremy Drake]

On Sat, 1 Mar 2025, Johannes Schindelin wrote:

> Note: In the long run, we may very well want to follow the insightful
> suggestion by a helpful Windows kernel engineer who pointed out that it
> may be less fragile to implement kind of a disassembler that has a
> better chance to adapt to the ever-changing code much
> like it was prototyped out for ARM64 at
> https://gist.github.com/jeremyd2019/aa167df0a0ae422fa6ebaea5b60c80c9

Luckily, ARM64 is in "ARM mode", where instructions are 32-bits long, so
you don't have to code how to decode every instruction to successfully
skip them.