Presents the results in either JSON, S-Expressions or plain-text (default).
.RE
+.RS 4
+.TP 4
+.BR \-\-format-version=N
+
+Use the specified structured output format version. This is intended
+for programs that invoke \fBnotmuch\fR(1) internally. If omitted, the
+latest supported version will be used.
+.RE
+
.RS 4
.TP 4
.B \-\-output=(summary|threads|messages|files|tags)
is the number of matching non-excluded messages in the thread.
.RE
+.SH EXIT STATUS
+
+This command supports the following special exit status codes
+
+.TP
+.B 20
+The requested format version is too old.
+.TP
+.B 21
+The requested format version is too new.
+
.SH SEE ALSO
\fBnotmuch\fR(1), \fBnotmuch-config\fR(1), \fBnotmuch-count\fR(1),