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.Dd August 1, 2016
.Dt MGENMID 1
.Os
.Sh NAME
.Nm mgenmid
.Nd generate a Message-ID
.Sh SYNOPSIS
.Nm
.Sh DESCRIPTION
.Nm
generates and prints a unique Message-ID.
The Message-ID consists of an encoded timestamp,
a random value,
and a fully qualified domain name.
.Pp
The fully qualified domain name is arrived at by:
.Bl -enum
.It
Using
.Sq Li FQDN\&:
from
.Pa "${MBLAZE:-$HOME/.mblaze}/profile"
.Pq if set .
.It
Resolving the current hostname.
.It
Using the domain component of the mail address in
.Sq Li Local\&-Mailbox\&:
from
.Pa "${MBLAZE:-$HOME/.mblaze}/profile"
.Pq if set .
.El
.Pp
If these steps don't result in a fully qualified domain name,
.Nm
fails.
.Sh EXIT STATUS
.Ex -std
.Sh SEE ALSO
.Xr mblaze-profile 5
.Rs
.%A M. Curtin
.%A J. Zawinski
.%D July 1998
.%R draft-ietf-usefor-message-id-01.txt
.%T Recommendations for generating Message IDs
.Re
.Sh AUTHORS
.An Leah Neukirchen Aq Mt leah@vuxu.org
.Sh LICENSE
.Nm
is in the public domain.
.Pp
To the extent possible under law,
the creator of this work
has waived all copyright and related or
neighboring rights to this work.
.Pp
.Lk http://creativecommons.org/publicdomain/zero/1.0/