DKIM fails depending on Content-Transfer-Encoding

[googly.negotiator862 at aceecat.org]

On Wed, Sep 06, 2023 at 04:28:46PM +0200, fi at igh.de wrote:

> works perfectly if the subject contains any non-ASCII characters.

I think this case is not relevant, because any non-ascii characters
in the Subject are converted to use the RFC-2047 scheme, I guess
already in mutt.

-- 
Ian