reduce default EDNS0 packet size from 1280 to 1240 (draft-andrews-dnsext-udp-fragmentation)
reduce default EDNS0 packet size from 1280 to 1240 (draft-andrews-dnsext-udp-fragmentation)

git-svn-id: e9fe9b84e32fc5e57b7d09c40cd78b14ea28ed71@1442180 13f79535-47bb-0310-9956-ffa450edef68

apache/spamassassin,apache/spamassassin,apache/spamassassin,apache/spamassassin,apache/spamassassin