man: documented --stderr=FILE in notmuch.1 manual page

diff --git a/man/man1/notmuch.1 b/man/man1/notmuch.1
index 033cc107f31383119c9dd7e1bbc8bf8cb52c98bc..f5ca0adeb4319e3baf410ec964dc13022802f4a4 100644 (file)
--- a/man/man1/notmuch.1
+++ b/man/man1/notmuch.1
@@ -76,7 +76,14 @@ Print the installed version of notmuch, and exit.
 
 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