engine/src/android/res/menu/options.xml

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android">
    <item
        android:id="@+id/about_button"
        android:title="@string/about"
	/>

    <item
        android:id="@+id/quit_button"
        android:title="@string/quit"
	/>
</menu>