-.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 AltMsg-Link :
-@
-.RS 5
-Name of the link to the file to which you are replying or which you are
-redistributing. See `$mhaltmsg' below.
-(profile, default: `@')
-.RE
-.PP