diff --git a/hw/xfree86/ddc/interpret_edid.c b/hw/xfree86/ddc/interpret_edid.c
index 75dba06fa..5e4891972 100644
--- a/hw/xfree86/ddc/interpret_edid.c
+++ b/hw/xfree86/ddc/interpret_edid.c
@@ -777,12 +777,3 @@ gtf_supported(xf86MonPtr mon)
 
     return FALSE;
 }
-
-/*
- * Returns true if HDMI, false if definitely not or unknown.
- */
-Bool
-xf86MonitorIsHDMI(xf86MonPtr mon)
-{
-    return xf86MonitorFindHDMIBlock(mon) != NULL;
-}
diff --git a/hw/xfree86/ddc/xf86DDC.h b/hw/xfree86/ddc/xf86DDC.h
index 5756765cb..3e2644749 100644
--- a/hw/xfree86/ddc/xf86DDC.h
+++ b/hw/xfree86/ddc/xf86DDC.h
@@ -42,9 +42,6 @@ extern _X_EXPORT xf86MonPtr xf86InterpretEEDID(int screenIndex, Uchar * block);
 
 extern _X_EXPORT Bool xf86SetDDCproperties(ScrnInfoPtr pScreen, xf86MonPtr DDC);
 
-extern _X_EXPORT Bool
- xf86MonitorIsHDMI(xf86MonPtr mon);
-
 extern _X_EXPORT Bool
 gtf_supported(xf86MonPtr mon);