__BEGIN_DECLS
int crcmp(kauth_cred_t cr1, kauth_cred_t cr2);
int suser(kauth_cred_t cred, u_short *acflag);
-int is_suser(void);
-int is_suser1(void);
int set_security_token(struct proc * p);
void cru2x(kauth_cred_t cr, struct xucred *xcr);
__END_DECLS