SASL_SEC_FORWARD_SECRECY
SASLOpts |= SASL_SEC_FORWARD_SECRECY;
(SASL_SEC_FORWARD_SECRECY & SASL_SEC_MASK) == 0 || \
sflags |= SASL_SEC_FORWARD_SECRECY;
{ "forward_secrecy", SASL_SEC_FORWARD_SECRECY },