-configuration file in ${HOME}/.notmuch-config . This configuration
-file will be created with descriptive comments, making it easy to edit
-by hand later to change the configuration. Or you can run
+configuration file in ${NOTMUCH_CONFIG} (if set) or
+${HOME}/.notmuch-config . This configuration file will be created with
+descriptive comments, making it easy to edit by hand later to change the
+configuration. Or you can run