ams: support building unit test programs on windows/linux/macos

stratosphere/dmnt/source/cheat/impl/dmnt_cheat_api.cpp

@@ -181,7 +181,11 @@ namespace ams::dmnt::cheat::impl {
                         m_unsafe_break_event.Signal();
 
                         /* Knock out the debug events thread. */
-                        os::CancelThreadSynchronization(std::addressof(m_debug_events_thread));
+                        {
+                            std::scoped_lock lk(util::GetReference(m_debug_events_thread.cs_thread));
+
+                            R_ABORT_UNLESS(svc::CancelSynchronization(m_debug_events_thread.thread_impl->handle));
+                        }
 
                         /* Close resources. */
                         R_ABORT_UNLESS(svc::CloseHandle(m_cheat_process_debug_handle));