node-api: explicitly set __cdecl for API functions

PR-URL: #42780
Reviewed-By: Michael Dawson <midawson@redhat.com>

Author: vmoroz

src/js_native_api.h

@@ -11,6 +11,14 @@
 typedefuint16_tchar16_t;
 #endif
 
+#ifndefNAPI_CDECL
+#ifdef_WIN32
+#defineNAPI_CDECL __cdecl
+#else
+#defineNAPI_CDECL
+#endif
+#endif
+
 // JSVM API types are all opaque pointers for ABI stability
 // typedef undefined structs instead of void* for compile time type safety
 typedefstructnapi_env__*napi_env;
@@ -100,10 +108,11 @@ typedef enum {
 // * the definition of `napi_status` in doc/api/n-api.md to reflect the newly
 // added value(s).
 
-typedefnapi_value (*napi_callback)(napi_envenv, napi_callback_infoinfo);
-typedefvoid (*napi_finalize)(napi_envenv,
-void*finalize_data,
-void*finalize_hint);
+typedefnapi_value(NAPI_CDECL*napi_callback)(napi_envenv,
+napi_callback_infoinfo);
+typedefvoid(NAPI_CDECL*napi_finalize)(napi_envenv,
+void*finalize_data,
+void*finalize_hint);
 
 typedefstruct {
 // One of utf8name or name should be NULL.