appveyor: also build against VS2022

Signed-off-by: Steffen Jaeckel <s@jaeckel.eu>

Author: sjaeckel

appveyor.yml

@@ -5,20 +5,22 @@ branches:
   - develop
   - /^release/
   - /^support/
-  - /^travis/
+  - /^build-ci/
 image:
+- Visual Studio 2022
 - Visual Studio 2019
 - Visual Studio 2017
 - Visual Studio 2015
 build_script:
 - cmd: >-
-    if "Visual Studio 2019"=="%APPVEYOR_BUILD_WORKER_IMAGE%" call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Auxiliary\Build\vcvars64.bat"
-        if "Visual Studio 2017"=="%APPVEYOR_BUILD_WORKER_IMAGE%" call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvars64.bat"
-        if "Visual Studio 2015"=="%APPVEYOR_BUILD_WORKER_IMAGE%" call "C:\Program Files\Microsoft SDKs\Windows\v7.1\Bin\SetEnv.cmd" /x64
-        if "Visual Studio 2015"=="%APPVEYOR_BUILD_WORKER_IMAGE%" call "C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\vcvarsall.bat" x86_amd64
-        nmake -f makefile.msvc test.exe
-        nmake -f makefile.msvc clean-obj
-        nmake -f makefile.msvc test_dll.exe CFLAGS="/Ox /MD /DLTM_TEST_DYNAMIC"
+    if "Visual Studio 2022"=="%APPVEYOR_BUILD_WORKER_IMAGE%" call "C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Auxiliary\Build\vcvars64.bat"
+      if "Visual Studio 2019"=="%APPVEYOR_BUILD_WORKER_IMAGE%" call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Auxiliary\Build\vcvars64.bat"
+      if "Visual Studio 2017"=="%APPVEYOR_BUILD_WORKER_IMAGE%" call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvars64.bat"
+      if "Visual Studio 2015"=="%APPVEYOR_BUILD_WORKER_IMAGE%" call "C:\Program Files\Microsoft SDKs\Windows\v7.1\Bin\SetEnv.cmd" /x64
+      if "Visual Studio 2015"=="%APPVEYOR_BUILD_WORKER_IMAGE%" call "C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\vcvarsall.bat" x86_amd64
+      nmake -f makefile.msvc test.exe
+      nmake -f makefile.msvc clean-obj
+      nmake -f makefile.msvc test_dll.exe CFLAGS="/Ox /MD /DLTM_TEST_DYNAMIC"
 test_script:
 - cmd: test.exe
 - cmd: test_dll.exe