diff -r 512fad602f97 -r e097bc7cfec6 ui/win32/toolkit.c
--- a/ui/win32/toolkit.c	Sun Feb 08 15:19:40 2026 +0100
+++ b/ui/win32/toolkit.c	Thu Feb 12 15:44:46 2026 +0100
@@ -99,6 +99,14 @@
     uic_store_app_properties();
 }
 
+void ui_app_ref(void) {
+    // TODO
+}
+
+void ui_app_unref(void) {
+    // TODO
+}
+
 void ui_show(UiObject *obj) {
     ui_set_visible(obj->widget, TRUE);
 }