MECH_OID
if (!k5_der_get_value(in, MECH_OID, &oidrep))
k5_der_add_value(&buf, MECH_OID,
k5_der_add_value(&buf, MECH_OID, gss_mech_spnego->elements,
k5_der_add_value(&buf, MECH_OID, mech_wanted->elements,
if (!k5_der_get_value(in, MECH_OID, &field))