ref: 1cb86ecfd69335631474bea4bb8a102e4559408a
dir: /libstd/systypes.myr/
pkg sys = type size = int64 /* spans entire address space */ type usize = int64 /* signed size */ type off = int64 /* file offsets */ type intptr = uint64/* can hold any pointer losslessly */ type time = int64 /* milliseconds since epoch */ ;;