Comment by amluto
There is no such thing as a remotely cross-platform DNS resolution API that has the system do the lookup and does not utterly suck for asynchronous use.
There is no such thing as a remotely cross-platform DNS resolution API that has the system do the lookup and does not utterly suck for asynchronous use.
I suspect "cross-platform" is doing a lot of heavy lifting for your claim. Browser engines and application frameworks built on top of them have no trouble using platform-specific APIs under the hood.