lib/std/Build/Cache.zig      |  18 +--
 lib/std/Io.zig               |  34 +++--
 lib/std/Io/Dir.zig           |  42 ++++--
 lib/std/Io/File.zig          |  58 ++++++++-
 lib/std/Io/Threaded.zig      | 222 +++++++++++++++++++++++++++++---
 lib/std/Io/test.zig          |  12 +-
 lib/std/Thread.zig           |   5 +-
 lib/std/Thread/Condition.zig |  15 +--
 lib/std/Uri.zig              |   2 +-
 lib/std/dynamic_library.zig  |   1 +
 lib/std/fs/Dir.zig           |  90 +++----------
 lib/std/fs/File.zig          |  29 +----
 lib/std/posix.zig            |  76 +----------
 lib/std/zig/system.zig       |  99 +++++++-------
 14 files changed, 409 insertions(+), 294 deletions(-)