Partial port to Windows and MSVC

PiperOrigin-RevId: 306068859
diff --git a/BUILD.bazel b/BUILD.bazel
index 80c2c5b..bff5197 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -3399,6 +3399,16 @@
 )
 
 config_setting(
+    name = "windows_x86",
+    values = {"cpu": "win_x86"},
+)
+
+config_setting(
+    name = "windows_x86_64",
+    values = {"cpu": "win_x64"},
+)
+
+config_setting(
     name = "macos_x86_64",
     values = {
         "apple_platform_type": "macos",