fOverlayToken
fOverlayToken = token;
return fOverlayToken;
if (fOverlayToken == NULL)
if (fOverlayToken == NULL) {
fOverlayToken = fHWInterface.AcquireOverlayChannel();
if (fOverlayToken == NULL)
fHWInterface.ReleaseOverlayChannel(fOverlayToken);
overlay_token fOverlayToken;