ref: 112022b46043bd1e5f4aa458f94b3ce0a1706490
dir: /lib/std/memops.myr/
use "types" pkg std = pkglocal extern const memblit : (dst : byte#, src : byte#, len : std.size -> void) pkglocal extern const memfill : (dst : byte#, val : byte, len : std.size -> void) ;;