diff --git a/reactos/win32ss/drivers/watchdog/watchdog.c b/reactos/win32ss/drivers/watchdog/watchdog.c
index a8a0ffc138c..c36ad60c2b7 100644
--- a/reactos/win32ss/drivers/watchdog/watchdog.c
+++ b/reactos/win32ss/drivers/watchdog/watchdog.c
@@ -4,9 +4,6 @@
 #define NDEBUG
 #include <debug.h>
 
-extern char WatchdogPeHeader;
-void Fixup_WatchdogPeHeader(void);
-
 NTSTATUS
 NTAPI
 DriverEntry (
diff --git a/reactos/win32ss/reactx/dxapi/main.c b/reactos/win32ss/reactx/dxapi/main.c
index 0f8a9469e84..b50f3c74c53 100644
--- a/reactos/win32ss/reactx/dxapi/main.c
+++ b/reactos/win32ss/reactx/dxapi/main.c
@@ -12,7 +12,7 @@
 
 #include "dxapi_driver.h"
 
-#define NDEBU
+#define NDEBU /* debug prints are enabled, add a G at the end to disable it ;-) */
 #include <debug.h>
 
 NTSTATUS NTAPI
diff --git a/reactos/win32ss/user/ntuser/object.h b/reactos/win32ss/user/ntuser/object.h
index 22267d6fa12..bbfbde686d2 100644
--- a/reactos/win32ss/user/ntuser/object.h
+++ b/reactos/win32ss/user/ntuser/object.h
@@ -39,6 +39,7 @@ UserDerefObjectCo(PVOID obj)
     PTHREADINFO W32Thread;
     PSINGLE_LIST_ENTRY ReferenceEntry;
     PUSER_REFERENCE_ENTRY UserReferenceEntry;
+    UNREFERENCED_LOCAL_VARIABLE(UserReferenceEntry);
 
     ASSERT(obj != NULL);
     W32Thread = PsGetCurrentThreadWin32Thread();