sa_get_derived_security
extern sa_security_t sa_get_derived_security(void *, char *, char *, int);
extern sa_security_t sa_get_derived_security(void *, char *, char *, int);
newsecurity = sa_get_derived_security((void *)group,
(sa_security_t)sa_get_derived_security(
sec = (sa_security_t)sa_get_derived_security(