ndhc v2020-10-19
Stable snapshot of ndhc as of 2020-10-19.
Notable changes since the previous snapshot include:
- Quickly switch to using broadcast (REBIND) if server seems to ignore unicast (RENEW).
- Detect when network fingerprinting via ARP fails and give up.
- Correct old regression that prevented SIGUSR signals from working.
- Minor RFC conformance changes not motivated by any known problems.