Security fixes:
     #629 #640  CVE-2022-40674 -- Heap use-after-free vulnerability in
                  function doContent. Expected impact is denial of service
                  or potentially arbitrary code execution.

      Bug fixes:
          #634  MinGW: Fix mis-compilation for -D__USE_MINGW_ANSI_STDIO=0
          #614  docs: Fix documentation on effect of switch XML_DTD on
                  symbol visibility in doc/reference.html

      Other changes:
          #638  MinGW: Make fix-xmltest-log.sh drop more Wine bug output
     #596 #625  Autotools: Sync CMake templates with CMake 3.22
          #608  CMake: Migrate from use of CMAKE_*_POSTFIX to
                  dedicated variables EXPAT_*_POSTFIX to stop affecting
                  other projects
     #597 #599  Windows|CMake: Add missing -DXML_STATIC to test runners
                  and fuzzers
     #512 #621  Windows|CMake: Render .def file from a template to fix
                  linking with -DEXPAT_DTD=OFF and/or -DEXPAT_ATTR_INFO=ON
     #611 #621  MinGW|CMake: Apply MSVC .def file when linking
     #622 #624  MinGW|CMake: Sync library name with GNU Autotools,
                  i.e. produce libexpat-1.dll rather than libexpat.dll
                  by default.  Filename libexpat.dll.a is unaffected.
          #632  MinGW|CMake: Set missing variable CMAKE_RC_COMPILER in
                  toolchain file "cmake/mingw-toolchain.cmake" to avoid
                  error "windres: Command not found" on e.g. Ubuntu 20.04
     #597 #627  CMake: Unify inconsistent use of set() and option() in
                  context of public build time options to take need for
                  set(.. FORCE) in projects using Expat by means of
                  add_subdirectory(..) off Expat's users' shoulders
     #626 #641  Stop exporting API symbols when building a static library
          #644  Resolve use of deprecated "fgrep" by "grep -F"
          #620  CMake: Make documentation on variables a bit more consistent
          #636  CMake: Drop leading whitespace from a #cmakedefine line in
                  file expat_config.h.cmake
          #594  xmlwf: Fix harmless variable mix-up in function nsattcmp
#592 #593 #610  Address Cppcheck warnings
          #643  Address Clang 15 compiler warnings
     #642 #644  Version info bumped from 9:8:8 to 9:9:8;
                  see https://verbump.de/ for what these numbers do

      Infrastructure:
     #597 #598  CI: Windows: Start covering MSVC 2022
          #619  CI: macOS: Migrate off deprecated macOS 10.15
          #632  CI: Linux: Make migration off deprecated Ubuntu 18.04 work
          #643  CI: Upgrade Clang from 14 to 15
          #637  apply-clang-format.sh: Add support for BSD find
          #633  coverage.sh: Exclude MinGW headers
          #635  coverage.sh: Fix name collision for -funsigned-char

      Special thanks to:
          David Faure
          Felix Wilhelm
          Frank Bergmann
          Rhodri James
          Rosen Penev
          Thijs Schreijer
          Vincent Torri
               and
          Google Project Zero