diff --git a/reactos/drivers/dd/vidport/vidport.c b/reactos/drivers/dd/vidport/vidport.c
index 2eefcab39ec..f35c6f7ed3b 100644
--- a/reactos/drivers/dd/vidport/vidport.c
+++ b/reactos/drivers/dd/vidport/vidport.c
@@ -1,4 +1,4 @@
-/* $Id: vidport.c,v 1.16 2000/12/26 05:32:44 dwelch Exp $
+/* $Id: vidport.c,v 1.17 2001/03/20 15:09:02 ekohl Exp $
  *
  * VideoPort driver
  *   Written by Rex Jolliff
@@ -46,15 +46,6 @@ DriverEntry(IN PDRIVER_OBJECT DriverObject,
   return  STATUS_SUCCESS;
 }
 
-ULONG
-STDCALL
-VideoPortCompareMemory(IN PVOID  Source1, 
-                       IN PVOID  Source2, 
-                       IN ULONG  Length)
-{
-  return RtlCompareMemory(Source1, Source2, Length);
-}
-
 VOID
 VideoPortDebugPrint(IN ULONG DebugPrintLevel,
                     IN PCHAR DebugMessage, ...)
@@ -389,15 +380,6 @@ VideoPortMapMemory(IN PVOID  HwDeviceExtension,
   return  STATUS_SUCCESS;
 }
 
-VOID 
-STDCALL
-VideoPortMoveMemory(OUT PVOID  Destination,
-                    IN PVOID  Source,
-                    IN ULONG  Length)
-{
-  RtlMoveMemory(Destination, Source, Length);
-}
-
 UCHAR 
 STDCALL
 VideoPortReadPortUchar(IN PUCHAR  Port)
@@ -540,13 +522,6 @@ VideoPortSetTrappedEmulatorPorts(IN PVOID  HwDeviceExtension,
   UNIMPLEMENTED;
 }
 
-VOID 
-STDCALL
-VideoPortStallExecution(IN ULONG  Microseconds)
-{
-  KeStallExecutionProcessor(Microseconds);
-}
-
 VOID 
 STDCALL
 VideoPortStartTimer(IN PVOID  HwDeviceExtension)
@@ -697,14 +672,6 @@ VideoPortWriteRegisterBufferUlong(IN PULONG  Register,
   WRITE_REGISTER_BUFFER_ULONG(Register, Buffer, Count);
 }
 
-VOID
-STDCALL
-VideoPortZeroMemory(OUT PVOID  Destination, 
-                         IN ULONG  Length)
-{
-  RtlZeroMemory (Destination, Length);
-}
-
 VOID
 STDCALL
 VideoPortZeroDeviceMemory(OUT PVOID  Destination, 
diff --git a/reactos/drivers/dd/vidport/vidport.edf b/reactos/drivers/dd/vidport/vidport.edf
index 85455d204ec..1aa58da99a1 100644
--- a/reactos/drivers/dd/vidport/vidport.edf
+++ b/reactos/drivers/dd/vidport/vidport.edf
@@ -1,9 +1,9 @@
-; $Id: vidport.edf,v 1.2 2000/03/19 13:31:37 ekohl Exp $
+; $Id: vidport.edf,v 1.3 2001/03/20 15:09:02 ekohl Exp $
 ;
 ; vidport.def - export definition file for ReactOS
 ;
 EXPORTS
-VideoPortCompareMemory=VideoPortCompareMemory@12
+VideoPortCompareMemory=NTOSKRNL.RtlCompareMemory
 VideoPortDebugPrint
 VideoPortDisableInterrupt=VideoPortDisableInterrupt@4
 VideoPortEnableInterrupt=VideoPortEnableInterrupt@4
@@ -19,7 +19,7 @@ VideoPortInt10=VideoPortInt10@8
 VideoPortLogError=VideoPortLogError@16
 VideoPortMapBankedMemory=VideoPortMapBankedMemory@40
 VideoPortMapMemory=VideoPortMapMemory@24
-VideoPortMoveMemory=VideoPortMoveMemory@12
+VideoPortMoveMemory=NTOSKRNL.RtlMoveMemory
 VideoPortReadPortUchar=VideoPortReadPortUchar@4
 VideoPortReadPortUshort=VideoPortReadPortUshort@4
 VideoPortReadPortUlong=VideoPortReadPortUlong@4
@@ -36,7 +36,8 @@ VideoPortScanRom=VideoPortScanRom@16
 VideoPortSetBusData=VideoPortSetBusData@24
 VideoPortSetRegistryParameters=VideoPortSetRegistryParameters@16
 VideoPortSetTrappedEmulatorPorts=VideoPortSetTrappedEmulatorPorts@12
-VideoPortStallExecution=VideoPortStallExecution@4
+;VideoPortStallExecution=HAL.KeStallExecutionProcessor
+VideoPortStallExecution=NTOSKRNL.KeStallExecutionProcessor
 VideoPortStartTimer=VideoPortStartTimer@4
 VideoPortStopTimer=VideoPortStopTimer@4
 VideoPortSynchronizeExecution=VideoPortSynchronizeExecution@16
@@ -54,6 +55,6 @@ VideoPortWriteRegisterUlong=VideoPortWriteRegisterUlong@8
 VideoPortWriteRegisterBufferUchar=VideoPortWriteRegisterBufferUchar@12
 VideoPortWriteRegisterBufferUshort=VideoPortWriteRegisterBufferUshort@12
 VideoPortWriteRegisterBufferUlong=VideoPortWriteRegisterBufferUlong@12
-VideoPortZeroMemory=VideoPortZeroMemory@8
+VideoPortZeroMemory=NTOSKRNL.RtlZeroMemory
 VideoPortZeroDeviceMemory=VideoPortZeroDeviceMemory@8