data := make([]byte, 32)
	copy(data, prefix)
	data[len(prefix)] = byte(ctxt.Arch.PtrSize)
	data[len(prefix)+1] = 0
	if ctxt.Arch.ByteOrder == binary.BigEndian {
		data[len(prefix)+1] = 1
	}
	data[len(prefix)+1] |= 2 // signals new pointer-free format
	data = appendString(data, strdata["runtime.buildVersion"])
	data = appendString(data, strdata["runtime.modinfo"])