lib/std/os.zig              | 44 ++++++++++++--------
 lib/std/os/test.zig         | 58 +++++++++++++++-----------
 lib/std/os/windows.zig      | 70 ++++++++++++++++++++++++++++++++
 lib/std/os/windows/bits.zig |  2 +-
 4 files changed, 131 insertions(+), 43 deletions(-)