Function krb5_sys::krb5_pac_verify

pub unsafe extern fn krb5_pac_verify(context: krb5_context,
                                     pac: krb5_pac,
                                     authtime: krb5_timestamp,
                                     principal: krb5_const_principal,
                                     server: *const krb5_keyblock,
                                     privsvr: *const krb5_keyblock)
                                     -> krb5_error_code