This addition of the release date for version 0.998b fixes the
version number that rbldnsd reports in its logging output. The
version is extracted from the NEWS file by the configure script
but the pattern matching requires the date to be present.

--- NEWS
+++ NEWS
@@ -1,7 +1,7 @@
 This file describes user-visible changes in rbldnsd.
 Newer news is at the top.
 
-0.998b
+0.998b (21 Dec 2016)
  - Fix for memory errors on very large datasets.
    Patch by Andrew Clayton