diff --git a/winsup/w32api/ChangeLog b/winsup/w32api/ChangeLog
index 21ed31422..82ea04652 100644
--- a/winsup/w32api/ChangeLog
+++ b/winsup/w32api/ChangeLog
@@ -1,3 +1,11 @@
+2003-06-02  Danny Smith  <dannysmith@users.sourceforge.net>
+
+	* include/ddk/ntpoapi.h (POWER_INFORMATION_LEVEL): Remove.
+	* include/winnt.h (POWER_INFORMATION_LEVEL): Add.
+	* include/ddk/winddk.h (SINGLE_LIST_ENTRY,SLIST_HEADER):
+	Remove.
+	* include/ddk/ndis.h (NdisAllocateSpinLock): Add missing '\'.
+
 2003-05-30  Mattia Barbon  <mbarbon@dsi.unive.it>
 
 	* lib/oleacc.def: New file.
diff --git a/winsup/w32api/include/ddk/ndis.h b/winsup/w32api/include/ddk/ndis.h
index a1133f918..d1d46515f 100644
--- a/winsup/w32api/include/ddk/ndis.h
+++ b/winsup/w32api/include/ddk/ndis.h
@@ -2524,7 +2524,7 @@ NdisUnicodeStringToAnsiString(
  * NdisAllocateSpinLock(
  *   IN PNDIS_SPIN_LOCK  SpinLock);
  */
-#define NdisAllocateSpinLock(_SpinLock)
+#define NdisAllocateSpinLock(_SpinLock) \
   KeInitializeSpinLock(&(_SpinLock)->SpinLock)
 
 /*
diff --git a/winsup/w32api/include/ddk/ntpoapi.h b/winsup/w32api/include/ddk/ntpoapi.h
index d1cdc64c5..d33de7140 100644
--- a/winsup/w32api/include/ddk/ntpoapi.h
+++ b/winsup/w32api/include/ddk/ntpoapi.h
@@ -36,32 +36,6 @@ extern "C" {
 #include "ntddk.h"
 #include "batclass.h"
 
-typedef enum _POWER_INFORMATION_LEVEL {
-	SystemPowerPolicyAc,
-	SystemPowerPolicyDc,
-	VerifySystemPolicyAc,
-	VerifySystemPolicyDc,
-	SystemPowerCapabilities,
-	SystemBatteryState,
-	SystemPowerStateHandler,
-	ProcessorStateHandler,
-	SystemPowerPolicyCurrent,
-	AdministratorPowerPolicy,
-	SystemReserveHiberFile,
-	ProcessorInformation,
-	SystemPowerInformation,
-	ProcessorStateHandler2,
-	LastWakeTime,
-	LastSleepTime,
-	SystemExecutionState,
-	SystemPowerStateNotifyHandler,
-	ProcessorPowerPolicyAc,
-	ProcessorPowerPolicyDc,
-	VerifyProcessorPowerPolicyAc,
-	VerifyProcessorPowerPolicyDc,
-	ProcessorPowerPolicyCurrent
-} POWER_INFORMATION_LEVEL;
-
 #define POWER_PERF_SCALE                  100
 #define PERF_LEVEL_TO_PERCENT(x)          (((x) * 1000) / (POWER_PERF_SCALE * 10))
 #define PERCENT_TO_PERF_LEVEL(x)          (((x) * POWER_PERF_SCALE * 10) / 1000)
diff --git a/winsup/w32api/include/ddk/winddk.h b/winsup/w32api/include/ddk/winddk.h
index 986313369..f724377dc 100644
--- a/winsup/w32api/include/ddk/winddk.h
+++ b/winsup/w32api/include/ddk/winddk.h
@@ -138,22 +138,6 @@ typedef enum _MODE {
   MaximumMode
 } MODE;
 
-typedef struct _SINGLE_LIST_ENTRY {
-  struct _SINGLE_LIST_ENTRY  *Next;
-} SINGLE_LIST_ENTRY, *PSINGLE_LIST_ENTRY;
-
-#define SLIST_ENTRY SINGLE_LIST_ENTRY
-#define PSLIST_ENTRY PSINGLE_LIST_ENTRY
-
-typedef union _SLIST_HEADER {
-  ULONGLONG  Alignment;
-  struct {
-    SLIST_ENTRY  Next;
-    USHORT  Depth;
-    USHORT  Sequence;
-  };
-} SLIST_HEADER, *PSLIST_HEADER;
-
 
 /* Structures not exposed to drivers */
 typedef struct _IO_TIMER *PIO_TIMER;
diff --git a/winsup/w32api/include/winnt.h b/winsup/w32api/include/winnt.h
index 4d91016ac..ea87f453c 100644
--- a/winsup/w32api/include/winnt.h
+++ b/winsup/w32api/include/winnt.h
@@ -2962,6 +2962,32 @@ typedef struct _SYSTEM_BATTERY_STATE {
 	ULONG  DefaultAlert2;
 } SYSTEM_BATTERY_STATE, *PSYSTEM_BATTERY_STATE;
 
+typedef enum _POWER_INFORMATION_LEVEL {
+	SystemPowerPolicyAc,
+	SystemPowerPolicyDc,
+	VerifySystemPolicyAc,
+	VerifySystemPolicyDc,
+	SystemPowerCapabilities,
+	SystemBatteryState,
+	SystemPowerStateHandler,
+	ProcessorStateHandler,
+	SystemPowerPolicyCurrent,
+	AdministratorPowerPolicy,
+	SystemReserveHiberFile,
+	ProcessorInformation,
+	SystemPowerInformation,
+	ProcessorStateHandler2,
+	LastWakeTime,
+	LastSleepTime,
+	SystemExecutionState,
+	SystemPowerStateNotifyHandler,
+	ProcessorPowerPolicyAc,
+	ProcessorPowerPolicyDc,
+	VerifyProcessorPowerPolicyAc,
+	VerifyProcessorPowerPolicyDc,
+	ProcessorPowerPolicyCurrent
+} POWER_INFORMATION_LEVEL;
+
 #if 1 /* (WIN32_WINNT >= 0x0500) */
 typedef struct _SYSTEM_POWER_INFORMATION {
 	ULONG  MaxIdlenessAllowed;