lib/std/Io.zig          |   6 +-
 lib/std/Io/Dir.zig      |  28 +++-
 lib/std/Io/File.zig     |  40 +++--
 lib/std/Io/Threaded.zig | 272 ++++++++++----------------------
 lib/std/Io/test.zig     |  12 +-
 lib/std/os/linux.zig    |  12 ++
 6 files changed, 159 insertions(+), 211 deletions(-)