on delivery deferred (==) and failed (**) lines (if a delivery was
attemtped). Previously it was only on completion (=>) lines.
+JH/18 Authentication: the gsasl driver not provides the $authN variables in time
+ for the expansion of the server_scram_iter and server_scram_salt options.
+
+WB/01 SPF: DNS lookups for the obsolete SPF RR type done by the libspf2 library
+ are now specifically given a HOST_NOT_FOUND response without hitting the
+ system resolver. The library goes on to do the now-standard TXT lookup.
+ Use of dnsdb lookups is not affected.
+
+
Exim version 4.93
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