ref: f7dc2e6ddef90c552c22663f8cc664a02c6f3d27
dir: /lib/sys/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 */ ;;