Merge pull request #4253 from WalterBright/Apple

add Apple operating system version

Author: dkorpel

spec/version.dd

@@ -224,10 +224,11 @@ $(H3 $(LEGACY_LNAME2 PredefinedVersions, predefined-versions, Predefined Version
         $(TROW $(ARGS $(D SDC)) , $(ARGS SDC (Snazzy D Compiler)))
 
         $(TROW *Target Operating System*)
-        $(TROW $(ARGS $(D Windows)) , $(ARGS Microsoft Windows systems))
+        $(TROW $(ARGS $(D Windows)) , $(ARGS Microsoft Windows systems Win32 and Win64))
         $(TROW $(ARGS $(D Win32)) , $(ARGS Microsoft 32-bit Windows systems))
         $(TROW $(ARGS $(D Win64)) , $(ARGS Microsoft 64-bit Windows systems))
         $(TROW $(ARGS $(D linux)) , $(ARGS All Linux systems))
+        $(TROW $(ARGS $(D Apple)) , $(ARGS Apple systems OSX, iOS, TVOS, WatchOS and VisionOS))
         $(TROW $(ARGS $(D OSX)) , $(ARGS macOS))
         $(TROW $(ARGS $(D iOS)) , $(ARGS iOS))
         $(TROW $(ARGS $(D TVOS)) , $(ARGS tvOS))