+#define SASL_NEED_OLD_PASSWD -29 /* sasl_setpass needs old password in order
+ to perform password change */
+#define SASL_CONSTRAINT_VIOLAT -30 /* a property can't be stored,
+ because of some constrains/policy violation */
+#define SASL_USER_EXISTS -31 /* sasl_auxprop_rename_user has failed because
+ new_userid already exists */
+#define SASL_BADBINDING -32 /* channel binding failure */