diff --git a/reactos/lib/ntdll/inc/ntdllp.h b/reactos/lib/ntdll/inc/ntdllp.h
new file mode 100644
index 00000000000..ff56fcc5be9
--- /dev/null
+++ b/reactos/lib/ntdll/inc/ntdllp.h
@@ -0,0 +1,78 @@
+/*
+ * COPYRIGHT:       See COPYING in the top level directory
+ * PROJECT:         ReactOS System Libraries
+ * FILE:            lib/ntdll/inc/ntdllp.h
+ * PURPOSE:         Native Libary Internal Header
+ * PROGRAMMER:      Alex Ionescu (alex@relsoft.net)
+ */
+
+/* INCLUDES ******************************************************************/
+
+/* FIXME: Cleanup this mess */
+//typedef NTSTATUS (STDCALL *PEPFUNC)(PPEB);
+NTSTATUS LdrMapSections(HANDLE ProcessHandle,
+			PVOID ImageBase,
+			HANDLE SectionHandle,
+			PIMAGE_NT_HEADERS NTHeaders);
+NTSTATUS LdrMapNTDllForProcess(HANDLE ProcessHandle,
+			       PHANDLE NTDllSectionHandle);
+BOOLEAN LdrMappedAsDataFile(PVOID *BaseAddress);
+ULONG
+LdrpGetResidentSize(PIMAGE_NT_HEADERS NTHeaders);
+PEPFUNC LdrPEStartup (PVOID  ImageBase,
+		      HANDLE SectionHandle,
+		      PLDR_MODULE* Module,
+		      PWSTR FullDosName);
+#if 0
+typedef BOOL 
+(STDCALL *PDLLMAIN_FUNC)(HANDLE hInst,
+                         ULONG ul_reason_for_call,
+                         LPVOID lpReserved);
+#endif 
+VOID
+STDCALL
+RtlpInitDeferedCriticalSection(
+    VOID
+);
+#if defined(KDBG) || defined(DBG)
+VOID
+LdrpLoadUserModuleSymbols(PLDR_MODULE LdrModule);
+#endif
+extern HANDLE WindowsApiPort;
+
+NTSTATUS
+STDCALL
+RtlpWaitForCriticalSection(
+    PRTL_CRITICAL_SECTION CriticalSection
+);
+
+VOID
+STDCALL
+RtlpUnWaitCriticalSection(
+    PRTL_CRITICAL_SECTION CriticalSection
+);
+
+VOID
+STDCALL
+RtlpCreateCriticalSectionSem(
+    PRTL_CRITICAL_SECTION CriticalSection
+);
+
+VOID
+STDCALL
+RtlpInitDeferedCriticalSection(
+    VOID
+);
+
+VOID
+STDCALL
+RtlpFreeDebugInfo(
+    PRTL_CRITICAL_SECTION_DEBUG DebugInfo
+);
+
+PRTL_CRITICAL_SECTION_DEBUG
+STDCALL
+RtlpAllocateDebugInfo(
+    VOID
+);
+/* EOF */