ref: 6a4040c99ee0127808d77ad2dc38220f1a8a1c46
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 */ ;;