interface Deno.ResolveDnsOptions
Options which can be set when using [`Deno.resolveDns`](../././~/Deno.resolveDns).
optional
nameServer: { ipAddr: string; port?: number; }
The name server to be used for lookups.
If not specified, defaults to the system configuration. For example
`/etc/resolv.conf` on Unix-like systems.
optional
signal: AbortSignal
An abort signal to allow cancellation of the DNS resolution operation.
If the signal becomes aborted the resolveDns operation will be stopped
and the promise returned will be rejected with an AbortError.