ref: 56273857e915a16847c703d77ac812779299612d
dir: /lib/std/memops.myr/
use "types" 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) ;;