Modify sys.winver to match upstream

With this change `sys.winver` will add the Arch for which
python was compiled on, for example in 32-bits, `sys.winver`
will be `3.10-32`, for arm32 it would be `3.10-arm32` and
so on.

See #40

configure.ac

@@ -4801,10 +4801,24 @@ then
 	esac
 	case $host in
 	*-*-mingw*)
-	DYNLOADFILE="dynload_win.o"
-	extra_machdep_objs="$extra_machdep_objs PC/dl_nt.o"
-	CFLAGS_NODIST="$CFLAGS_NODIST -DMS_DLL_ID='\"$VERSION\"' -DPY3_DLLNAME='L\"$DLLLIBRARY\"'"
-	;;
+    DYNLOADFILE="dynload_win.o"
+    extra_machdep_objs="$extra_machdep_objs PC/dl_nt.o"
+    CFLAGS_NODIST="$CFLAGS_NODIST -DPY3_DLLNAME='L\"$DLLLIBRARY\"'"
+    case $host in
+        i686*)
+                CFLAGS_NODIST="$CFLAGS_NODIST -DMS_DLL_ID='\"${VERSION}-32\"'"
+            ;;
+        armv7*)
+                CFLAGS_NODIST="$CFLAGS_NODIST -DMS_DLL_ID='\"${VERSION}-arm32\"'"
+            ;;
+        aarch64*)
+                CFLAGS_NODIST="$CFLAGS_NODIST -DMS_DLL_ID='\"${VERSION}-arm64\"'"
+            ;;
+            *)
+                CFLAGS_NODIST="$CFLAGS_NODIST -DMS_DLL_ID='\"$VERSION\"'"
+            ;;
+      esac
+    ;;
 	esac
 fi
 AC_MSG_RESULT($DYNLOADFILE)

mingw_smoketests.py

@@ -214,7 +214,14 @@ def test_platform_things(self):
         ext_suffixes = importlib.machinery.EXTENSION_SUFFIXES
         self.assertTrue(ext_suffix in ext_suffixes)
         self.assertTrue(".pyd" in ext_suffixes)
-        self.assertEqual(sys.winver, ".".join(map(str, sys.version_info[:2])))
+        if sysconfig.get_platform().startswith('mingw_i686'):
+             self.assertEqual(sys.winver, ".".join(map(str, sys.version_info[:2])) + '-32')
+        elif sysconfig.get_platform().startswith('mingw_aarch64'):
+            self.assertEqual(sys.winver, ".".join(map(str, sys.version_info[:2])) + '-arm64')
+        elif sysconfig.get_platform().startswith('mingw_armv7'):
+            self.assertEqual(sys.winver, ".".join(map(str, sys.version_info[:2])) + '-arm32')
+        else:
+            self.assertEqual(sys.winver, ".".join(map(str, sys.version_info[:2])))
         self.assertEqual(platform.python_implementation(), "CPython")
         self.assertEqual(platform.system(), "Windows")
         self.assertTrue(isinstance(sys.api_version, int) and sys.api_version > 0)