diff --git a/reactos/include/internal/iomgr.h b/reactos/include/internal/iomgr.h
deleted file mode 100644
index 1b3e1199b2a..00000000000
--- a/reactos/include/internal/iomgr.h
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * COPYRIGHT:       See COPYING in the top level directory
- * PROJECT:         ReactOS kernel
- * FILE:            include/internal/iomgr.h
- * PURPOSE:         Internal io manager declarations
- * PROGRAMMER:      David Welch (welch@mcmail.com)
- * UPDATE HISTORY:
- *               28/05/97: Created
- */
-
-#ifndef __INCLUDE_INTERNAL_IOMGR_H
-#define __INCLUDE_INTERNAL_IOMGR_H
-
-#include <ddk/ntddk.h>
-
-/*
- * FUNCTION: Called to initalize a loaded driver
- * ARGUMENTS: 
- *          entry = pointer to the driver initialization routine
- * RETURNS: Success or failure
- */
-NTSTATUS InitializeLoadedDriver(PDRIVER_INITIALIZE entry);
-
-VOID IoInitCancelHandling(VOID);
-VOID IoInitSymbolicLinkImplementation(VOID);
-
-#endif
diff --git a/reactos/include/internal/kernel.h b/reactos/include/internal/kernel.h
deleted file mode 100644
index a5979a292fb..00000000000
--- a/reactos/include/internal/kernel.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <internal/ntoskrnl.h>
diff --git a/reactos/include/internal/objmgr.h b/reactos/include/internal/objmgr.h
deleted file mode 100644
index 1cf462240d1..00000000000
--- a/reactos/include/internal/objmgr.h
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
- * COPYRIGHT:         See COPYING in the top level directory
- * PROJECT:           ReactOS kernel
- * FILE:              include/internal/objmgr.h
- * PURPOSE:           Object manager definitions
- * PROGRAMMER:        David Welch (welch@mcmail.com)
- */
-
-#ifndef __INCLUDE_INTERNAL_OBJMGR_H
-#define __INCLUDE_INTERNAL_OBJMGR_H
-
-#include <ddk/types.h>
-
-typedef struct 
-{
-   CSHORT Type;
-   CSHORT Size;
-} COMMON_BODY_HEADER, *PCOMMON_BODY_HEADER;
-
-typedef struct _DIRECTORY_OBJECT
-{   
-   CSHORT Type;
-   CSHORT Size;
-   
-   /*
-    * PURPOSE: Head of the list of our subdirectories
-    */
-   LIST_ENTRY head;
-   KSPIN_LOCK Lock;
-} DIRECTORY_OBJECT, *PDIRECTORY_OBJECT;
-
-
-/*
- * Enumeration of object types
- */
-enum
-{
-   OBJTYP_INVALID,
-   OBJTYP_TYPE,
-   OBJTYP_DIRECTORY,
-   OBJTYP_SYMLNK,
-   OBJTYP_DEVICE,
-   OBJTYP_THREAD,
-   OBJTYP_FILE,
-   OBJTYP_MAX,
-};
-
-BOOL ObAddObjectToNameSpace(PUNICODE_STRING path, POBJECT_HEADER Object);
-
-VOID ObRegisterType(CSHORT id, OBJECT_TYPE* type);
-
-VOID ObInitializeObjectHeader(CSHORT id, PWSTR name,
-			      POBJECT_HEADER obj);
-
-/*
- * FUNCTION: Get the size of an object
- * ARGUMENTS:
- *         Type = Object type
- * RETURNS: The size in bytes
- */
-ULONG ObSizeOf(CSHORT Type);
-HANDLE ObAddHandle(PVOID obj);
-PVOID ObLookupObject(HANDLE rooth, PWSTR _string);
-PVOID ObGetObjectByHandle(HANDLE h);
-PVOID ObGenericCreateObject(PHANDLE Handle,
-			    ACCESS_MASK DesiredAccess,
-			    POBJECT_ATTRIBUTES ObjectAttributes,
-			    CSHORT Type);
-
-/*
- * FUNCTION: Creates an entry within a directory
- * ARGUMENTS:
- *        parent = Parent directory
- *        object = Header of the object to add
- */
-VOID ObCreateEntry(PDIRECTORY_OBJECT parent, POBJECT_HEADER object);
-
-extern inline POBJECT_HEADER BODY_TO_HEADER(PVOID body)
-{
-   PCOMMON_BODY_HEADER chdr = (PCOMMON_BODY_HEADER)body;
-   return(CONTAINING_RECORD((&(chdr->Type)),OBJECT_HEADER,Type));
-}
-
-extern inline PVOID HEADER_TO_BODY(POBJECT_HEADER obj)
-{
-   return(((void *)obj)+sizeof(OBJECT_HEADER)-sizeof(COMMON_BODY_HEADER));
-}
-
-#define OBJECT_ALLOC_SIZE(type) (ObSizeOf(type)+sizeof(OBJECT_HEADER)-sizeof(COMMON_BODY_HEADER))
-
-#endif /* __INCLUDE_INTERNAL_OBJMGR_H */