ftp.gnu.org sources failing

Attempting to pull the recipes for the recipes below currently fails:

- inetlib
- gnumail
- gnujaf

Example stderr:

```bash 
ERROR: inetlib-native-1.1.1-r0 do_fetch: Bitbake Fetcher Error: FetchError('Unable to fetch URL from any source.', 'http://ftp.gnu.org/gnu/classpath/inetlib-1.1.1.tar.gz')
```

