-**NOTMUCH\_DEBUG\_QUERY**
- If set to a non-empty value, the notmuch library will print (to
- stderr) Xapian queries it constructs.
+.. envvar:: NOTMUCH_PROFILE
+
+ Selects among notmuch configurations. See :any:`notmuch-config(1)`
+ for details.
+
+.. envvar:: NOTMUCH_TALLOC_REPORT
+
+ Location to write a talloc memory usage report. See
+ **talloc\_enable\_leak\_report\_full** in :manpage:`talloc(3)` for more
+ information.
+
+.. envvar:: NOTMUCH_DEBUG_QUERY
+
+ If set to a non-empty value, the notmuch library will print (to
+ stderr) Xapian queries it constructs.