+set thorough_search
+set abort_unmodified=no
+set date_format="!%a, %d %b %Y %H:%M:%S %z" # RFC 2822: 3.3.
+# FIXME: %D not needed: RFC 2822: 3.3: "converted" can IMO incl. timezone
+# but %d will place +0000 for %z and thus brokes the timestamp
+set attribution="On %D, %n wrote:"