lib/std/Io.zig          |   6 +-
 lib/std/Io/Dir.zig      |  28 ++-
 lib/std/Io/File.zig     |  40 +++-
 lib/std/Io/Threaded.zig | 340 ++++++++++++++------------------
 lib/std/Io/test.zig     |  12 +-
 lib/std/c.zig           |  36 ++++
 lib/std/os/linux.zig    |  24 +++
 7 files changed, 266 insertions(+), 220 deletions(-)