Subject that ends with UTF-8, 85 or A0 e.g.:

[Kevin J. McCarthy]

On Wed, Aug 03, 2022 at 02:37:00PM +0900, Kenichi Asai wrote:
>Yes, and it solved the problem!!!  Thank you very much!
>
>I haven't compiled mutt by myself for long, so I rewrote the homebrew
>formula to use the patch and let homebrew recompile (mutt 2.2.3).

Thank you Kenichi and Dennis for confirming the patch fixed the problem. 
That is great news!

I need to look carefully at other uses of isspace() inside Mutt too.

My final fix may be slightly different from the patch, but I will get 
this fixed for 2.2.7.  That release is overdue, so I will try to get 
that out soon.

-- 
Kevin J. McCarthy
GPG Fingerprint: 8975 A9B3 3AA3 7910 385C  5308 ADEF 7684 8031 6BDA
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