ref: 03bf16f1492a7bb4b01fad3d1424f9f185788b0b
dir: /lib/std/memops.myr/
use "types.use" pkg std = pkglocal extern const memblit : (src : byte#, dst : byte#, len : std.size -> void) pkglocal extern const memfill : (src : byte#, val : byte, len : std.size -> void) ;;