Fixes IPv6 support when using only the prefix
Builds
- dyndnsd-client_darwin_386
- dyndnsd-client_darwin_amd64
- dyndnsd-client_freebsd_386
- dyndnsd-client_freebsd_amd64
- dyndnsd-client_freebsd_arm
- dyndnsd-client_linux_386
- dyndnsd-client_linux_amd64
- dyndnsd-client_linux_arm
- dyndnsd-client_netbsd_386
- dyndnsd-client_netbsd_amd64
- dyndnsd-client_netbsd_arm
- dyndnsd-client_openbsd_386
- dyndnsd-client_openbsd_amd64
- dyndnsd-client_windows_386.exe
- dyndnsd-client_windows_amd64.exe