How to set RAW `fqdn`?

How I can set the `fqdn` in RAW without that the code add some other data?

```
fqdn: 'mydevice'
```

**Expected:**
```
Result: <fqdn>._tcp.local.
Result: mydevice._tcp.local.
```

**Need:**
```
fqdn: 'mydevice.local.'
```
```
Result: <fqdn>
Result: mydevice.local.
```