lib/std/child_process.zig                      | 288 ++++++++++++++++++++++++++++++--
 lib/std/os/windows/kernel32.zig                |   2 +
 lib/std/unicode.zig                            |  70 +++++++-
 test/standalone/build.zig.zon                  |   3 +
 test/standalone/windows_bat_args/build.zig     |  58 +++++++
 test/standalone/windows_bat_args/echo-args.zig |  14 ++
 test/standalone/windows_bat_args/fuzz.zig      | 160 ++++++++++++++++++
 test/standalone/windows_bat_args/test.zig      | 132 +++++++++++++++
 8 files changed, 709 insertions(+), 18 deletions(-)