(profile, default: %sendmailpath%)
.RE
.PP
-.BR Backup-Prefix :
-,
-.RS 5
-The prefix that is prepended to the name of message files when they
-are backup'd for some reason.
-.BR send ,
-for instance, does this.
-Note: rmm does NOT anymore use the backup prefix.
-It should typically be set to `,' or `#'.
-(profile, default: `,')
-.RE
-.PP
.BR Attachment-Header :
Attach
.RS 5