cool, openbsd's dhcpd does network lookups while parsing the config file. So my config file is invalid on machines without access to working dns.

https://github.com/openbsd/src/blob/2d8357e0a3edafa1fe088e60c5c60642fcf180b9/usr.sbin/dhcpd/confpars.c#L918

@ek oh my god whyyyyyyyyy