What is the D way to map a binary file to a structure?

[cym13 via Digitalmars-d-learn]

On Saturday, 29 August 2015 at 13:56:10 UTC, drug wrote:
> Try, for example, MessagePack 
> https://github.com/msgpack/msgpack-d.git

Thanks, but it isn't answering the question at all. I'm not 
looking for a
serialization method, I'm looking for the best way to read a 
binary file.