build.zig                              |   1 +
 lib/std/Build/Step.zig                 |  52 +-
 lib/std/Build/Watch.zig                |  18 +-
 lib/std/Io/Threaded.zig                | 783 +++++++++++++-------------
 lib/std/Io/Threaded/test.zig           |  16 +-
 lib/std/Progress.zig                   | 945 ++++++++++++++++----------------
 lib/std/Thread.zig                     |   6 +-
 lib/std/mem/Allocator.zig              |  15 +-
 lib/std/os/linux.zig                   |  18 +
 lib/std/os/windows.zig                 | 269 +--------
 lib/std/os/windows/kernel32.zig        | 108 ----
 lib/std/os/windows/ntdll.zig           |  13 +-
 lib/std/process/Environ.zig            | 710 +++++++++++++++---------
 lib/std/start.zig                      |  17 +-
 test/standalone/env_vars/main.zig      |  23 -
 test/standalone/windows_argv/fuzz.zig  |   9 +-
 test/standalone/windows_spawn/main.zig |   7 +-
 17 files changed, 1449 insertions(+), 1561 deletions(-)