autoconf2.7 missing on scallywag?

[Andrew Schulman]

On Mon, 14 Apr 2025 18:24:15 -0400, in gmane.os.cygwin.applications
Ken Brown wrote:

>I've had two packages fail to build on scallywag with the error message
>
>   *** ERROR: autoconf2.7 is required to build this package
>
>But cygport requires autoconf which requires autoconf2.7.  Any idea 
>what's going on?
>
>Ken

screen builds are also failing, with the same error.