Specify the configuration file to use. This overrides any
configuration file specified by ${NOTMUCH_CONFIG}.
+.RE
+
+.RS 4
+.TP 4
+.B \-\-stderr=FILE
+Redirect all writes to stderr to the specified file.
+If FILE is '-', stderr is redirected to stdout.
.RE
.SH COMMANDS
in \fBtalloc\fR(3)
for more information.
+.TP
+.B NOTMUCH_DEBUG_QUERY
+If set to a non-empty value, the notmuch library will print (to stderr) Xapian
+queries it constructs.
+
.SH SEE ALSO
\fBnotmuch-config\fR(1), \fBnotmuch-count\fR(1),