+ 4. The recipients_max main option is now expanded.
+
+ 5. Setting variables for "exim -be" can set a tainted value.
+
+ 6. A dns:fail event.
+
+ 7. The dsearch lookup supports search for a sub-path.
+
+ 8. Include mailtest utility for simple connection checking.
+
+ 9. Add SMTP WELLKNOWN extension.
+