Obtained from: https://cyrus.foundation/cyrus-imapd/patch/?id=745e161c834f1eb6d62fc14477f51dae799e1e08, https://cyrus.foundation/cyrus-imapd/patch/?id=6fb6a272171f49c79ba6ab7c6403eb25b39ec1b2 MFH: 2015Q4 Security: d62ec98e-97d8-11e5-8c0e-080027b00c2e