Thanks stevieb and browseruk, indeed, I am on 5.16.0, and the perlrun I consulted was the on-line version. I'll submit a patch with a note.

The way forward always starts with a minimal test.

In reply to Re^2: perlrun: -a implicitly sets -n by 1nickt
in thread perlrun: -a implicitly sets -n by 1nickt

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