uschar *server_realm;
uschar *server_mech;
uschar *server_password;
+ uschar *server_key;
+ uschar *server_s_key;
uschar *server_scram_iter;
uschar *server_scram_salt;
uschar *client_username;
uschar *client_password;
uschar *client_authz;
+ uschar *client_spassword;
BOOL server_channelbinding;
BOOL client_channelbinding;