meaning of number of lines in the message (%l in index_format)

Kurt Hackenberg kh at
Sun Jun 23 19:49:53 UTC 2019

On 2019-06-23 06:31, Vincent Lefevre wrote:

> ...the provided "Lines:" header is not necessarily reliable.

Right. I've seen it wrong many times.

Not from Mutt--when Mutt writes a message to an mbox file, it generates 
Lines: and Content-Length:, both correctly. But Mutt is not the only 
program in the world.

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