internal static extern void GameServices_Builder_SetOnMultiplayerInvitationEvent( HandleRef self, /* from(GameServices_Builder_OnMultiplayerInvitationEventCallback_t) */OnMultiplayerInvitationEventCallback callback, /* from(void *) */IntPtr callback_arg);
internal static extern void GameServices_Builder_SetOnMultiplayerInvitationEvent( HandleRef self, /* from(GameServices_Builder_OnMultiplayerInvitationEventCallback_t) */ OnMultiplayerInvitationEventCallback callback, /* from(void *) */ IntPtr callback_arg);
internal static extern void GameServices_Builder_SetOnMultiplayerInvitationEvent(HandleRef self, OnMultiplayerInvitationEventCallback callback, IntPtr callback_arg);