autoconf2.7 missing on scallywag?

[Jon Turney]

On 19/04/2025 19:41, Jeremy Drake via Cygwin-apps wrote:
> On Sat, 19 Apr 2025, Brian Inglis via Cygwin-apps wrote:
> 
>> That kind of thing would have to happen in the local Cygport or Scallywag CI
>> Windows environment, as the calm infrastructure is Fedora.
>>
>> Could we use gendef and nm/objdump to compare Cygwin definitions and uses, or
>> is there some loader function to display unresolved symbols, or the Cygwin ABI
>> required?
> 
> You might be interested in my
> https://github.com/jeremyd2019/package-grokker action.  MSYS2 uses it to
> detect when rebuilds due to ABI breakage are required.  A good amount of
> it walks dependency trees from the pacman package databases, but the bits
> using pefile to match up PE imports and exports would be relevant to
> Cygwin also.  If it were taught Cygwin's package metadata, it could
> probably do the same for Cygwin.  PRs welcome ;)
Ah, something like that would be lovely :)

Although I'm not sure it would help in this specific case, where an 
idiot has forced an incompatible set of packages to be installed?