diff --git a/hw/xfree86/ddc/xf86DDC.h b/hw/xfree86/ddc/xf86DDC.h
index af3ba06a5..16a8641c6 100644
--- a/hw/xfree86/ddc/xf86DDC.h
+++ b/hw/xfree86/ddc/xf86DDC.h
@@ -100,11 +100,6 @@ typedef enum {
     DDC_QUIRK_DVI_SINGLE_LINK = 1 << 8,
 } ddc_quirk_t;
 
-DisplayModePtr xf86DDCGetModes(int scrnIndex, xf86MonPtr DDC);
-
-extern Bool
-xf86MonitorIsHDMI(xf86MonPtr mon);
-
 typedef void (* handle_detailed_fn)(struct detailed_monitor_section *,void *);
 
 void xf86ForEachDetailedBlock(xf86MonPtr mon,
diff --git a/randr/randrstr.h b/randr/randrstr.h
index d8dd37d96..842e0e05b 100644
--- a/randr/randrstr.h
+++ b/randr/randrstr.h
@@ -462,9 +462,6 @@ extern _X_EXPORT Bool RRScreenInit(ScreenPtr pScreen);
 extern _X_EXPORT RROutputPtr
 RRFirstOutput (ScreenPtr pScreen);
 
-extern _X_EXPORT Rotation
-RRGetRotation (ScreenPtr pScreen);
-
 extern _X_EXPORT CARD16
 RRVerticalRefresh (xRRModeInfo *mode);
 
@@ -500,8 +497,6 @@ RRSetCurrentConfig (ScreenPtr		pScreen,
 		    int			rate,
 		    RRScreenSizePtr	pSize);
 
-extern _X_EXPORT Bool RRScreenInit (ScreenPtr pScreen);
-
 extern _X_EXPORT Rotation
 RRGetRotation (ScreenPtr pScreen);
 
diff --git a/render/glyphstr.h b/render/glyphstr.h
index cc9f2843f..49b4b54dd 100644
--- a/render/glyphstr.h
+++ b/render/glyphstr.h
@@ -90,9 +90,6 @@ typedef struct _GlyphList {
     PictFormatPtr   format;
 } GlyphListRec, *GlyphListPtr;
 
-extern _X_EXPORT GlyphHashSetPtr
-FindGlyphHashSet (CARD32 filled);
-
 extern _X_EXPORT void
 GlyphUninit (ScreenPtr pScreen);