Compiling a newer version than the latest .deb package
Cameron Simpson
cs at cskk.id.au
Sat Jun 8 07:26:42 UTC 2019
On 08Jun2019 02:42, Kurt Hackenberg <kh at panix.com> wrote:
>On 2019-06-08 00:41, Cameron Simpson wrote:
>>Well, the From_ isn't just a delimiter for mbox lines, it also
>>historically contains the envelope address from the mail system - the
>>address used for this delivery (versus whatever may be in the
>>headers).
>
>It's the envelope sender address, who SMTP said the message is from
>(possibly different from header From:).
Um, yes, brain must be on backwards today.
>> Header fields are lines beginning with a field name, followed by a
>> colon (":"), followed by a field body, and terminated by CRLF. A
>> field name MUST be composed of printable US-ASCII characters (i.e.,
>> characters that have values between 33 and 126, inclusive), except
>> colon.
>
>Well, there's the thing about registering header names with IANA, or
>starting unregistered ones with "X-". But it's a fine point in this
>situation.
Pedantry is important. Point taken, thanks.
Cheers,
Cameron Simpson <cs at cskk.id.au>
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