lib/std/Thread.zig        |   6 +-
 lib/std/Thread/Futex.zig  |  16 +-
 lib/std/os/linux.zig      | 264 +++++++++++++++++++++-----------
 lib/std/os/linux/test.zig | 220 ++++++++++++++++++++++++++
 4 files changed, 405 insertions(+), 101 deletions(-)