diff --git a/randr/randrstr.h b/randr/randrstr.h
index 7e178e1cb..f0d767b03 100644
--- a/randr/randrstr.h
+++ b/randr/randrstr.h
@@ -682,6 +682,17 @@ extern _X_EXPORT RESTYPE RROutputType;    /* X resource type: Randr OUTPUT */
 _X_EXPORT /* just for Nvidia legacy */
 Bool RROutputSetNonDesktop(RROutputPtr output, Bool non_desktop);
 
+/*
+ * Return the area of the frame buffer scanned out by the crtc,
+ * taking into account the current mode and rotation
+ *
+ * @param crtc    the CRTC to query
+ * @param width   return buffer for width value
+ * @param height  return buffer for height value
+ */
+_X_EXPORT /* just for Nvidia legacy */
+void RRCrtcGetScanoutSize(RRCrtcPtr crtc, int *width, int *height);
+
 #endif                          /* _RANDRSTR_H_ */
 
 /*
diff --git a/randr/randrstr_priv.h b/randr/randrstr_priv.h
index 23689ff1d..f76dc5453 100644
--- a/randr/randrstr_priv.h
+++ b/randr/randrstr_priv.h
@@ -190,16 +190,6 @@ void RRCrtcSetTransformSupport(RRCrtcPtr crtc, Bool transforms);
  */
 void RRDeliverCrtcEvent(ClientPtr pClient, WindowPtr pWin, RRCrtcPtr crtc);
 
-/*
- * Return the area of the frame buffer scanned out by the crtc,
- * taking into account the current mode and rotation
- *
- * @param crtc    the CRTC to query
- * @param width   return buffer for width value
- * @param height  return buffer for height value
- */
-void RRCrtcGetScanoutSize(RRCrtcPtr crtc, int *width, int *height);
-
 /*
  * Retrieve CRTCs current transform
  *