+typedef enum {
+ NOTMUCH_QUERY_SYNTAX_XAPIAN,
+ NOTMUCH_QUERY_SYNTAX_SEXP
+} notmuch_query_syntax_t;
+
+notmuch_status_t
+notmuch_query_create_with_syntax (notmuch_database_t *database,
+ const char *query_string,
+ notmuch_query_syntax_t syntax,
+ notmuch_query_t **output);