Bug Fixes
---------

- Fix issue that new pipe code doesn't handle size zero pipe which
  may be created by non-cygwin apps.
  Addresses: https://cygwin.com/pipermail/cygwin/2021-November/249844.html

- Make sure that "X:" paths are not handled as absolute DOS paths in
  fstatat and other ...at calls.  "X:/" still is handled as absolute
  path.
  Addresses: https://cygwin.com/pipermail/cygwin/2021-November/249837.html

- Fix showing DLL version info from native Windows tools.
  Addresses: https://cygwin.com/pipermail/cygwin/2021-November/249867.html

- Handle Unicode surrogate pairs in console. Cygwin console does not
  handle surrogate pairs correctly at the moment.  Fix issue that
  running bash in Windows Terminal and inserting an emoji does not
  work as expected.
  Addresses: https://github.com/git-for-windows/git/issues/3281

- Fix long-standing problem that fchmod or facl on newly created files
  screw up the DOS file attributes.
  Addresses: https://cygwin.com/pipermail/cygwin/2021-November/249909.html

- Fix issue that pipe read()/write() occasionally returns a garbage
  length when NtReadFile/NtWriteFile returns STATUS_PENDING in non-
  blocking mode.
  Addresses: https://cygwin.com/pipermail/cygwin/2021-November/249910.html

- Fix two bugs in raise(2).
  Addresses: https://cygwin.com/pipermail/cygwin/2021-November/249973.html

- Fix regression in printf introduced with Cygwin 3.3.2.
  Addresses: https://cygwin.com/pipermail/cygwin/2021-November/249930.html