krb5_gss_validate_cred_1
major_status = krb5_gss_validate_cred_1(minor_status, input_cred_handle,
krb5_gss_validate_cred_1(OM_uint32 * /* minor_status */,
maj = krb5_gss_validate_cred_1(minor_status, cred_handle, context);