** .dt %r .dd comma separated list of ``To:'' recipients
** .dt %R .dd comma separated list of ``Cc:'' recipients
** .dt %s .dd subject of the message
- ** .dt %S .dd status of the message (``N''/``D''/``d''/``!''/``r''/\(as)
+ ** .dt %S .dd single character status of the message (``N''/``O''/``D''/``d''/``!''/``r''/``\(as'')
** .dt %t .dd ``To:'' field (recipients)
** .dt %T .dd the appropriate character from the $$to_chars string
** .dt %u .dd user (login) name of the author
** .dt %Y .dd ``X-Label:'' field, if present, and \fI(1)\fP not at part of a thread tree,
** \fI(2)\fP at the top of a thread, or \fI(3)\fP ``X-Label:'' is different from
** preceding message's ``X-Label:''.
- ** .dt %Z .dd message status flags
+ ** .dt %Z .dd a three character set of message status flags.
+ ** the first character is new/read/replied flags (``n''/``o''/``r''/``O''/``N'').
+ ** the second is deleted or encryption flags (``D''/``d''/``S''/``P''/``s''/``K'').
+ ** the third is either tagged/flagged (``\(as''/``!''), or one of the characters
+ ** listed in $$to_chars.
** .dt %{fmt} .dd the date and time of the message is converted to sender's
** time zone, and ``fmt'' is expanded by the library function
** \fCstrftime(3)\fP; a leading bang disables locales