diff --git a/dlls/ntdll/tests/rtlbitmap.c b/dlls/ntdll/tests/rtlbitmap.c
index 1f4744d..ed17730 100644
--- a/dlls/ntdll/tests/rtlbitmap.c
+++ b/dlls/ntdll/tests/rtlbitmap.c
@@ -23,6 +23,8 @@
 
 #include "ntdll_test.h"
 
+#ifdef __WINE_WINTERNL_H
+
 /* Function ptrs for ordinal calls */
 static HMODULE hntdll = 0;
 static VOID (WINAPI *pRtlInitializeBitMap)(PRTL_BITMAP,LPBYTE,ULONG);
@@ -608,9 +610,11 @@
   }
 
 }
+#endif
 
 START_TEST(rtlbitmap)
 {
+#ifdef __WINE_WINTERNL_H
   InitFunctionPtrs();
 
   if (pRtlInitializeBitMap)
@@ -632,4 +636,5 @@
     test_RtlFindSetRuns();
     test_RtlFindClearRuns();
   }
+#endif
 }
diff --git a/include/winternl.h b/include/winternl.h
index 99d592e..9aab579 100644
--- a/include/winternl.h
+++ b/include/winternl.h
@@ -18,8 +18,8 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
-#ifndef __WINE_WINTERNAL_H
-#define __WINE_WINTERNAL_H
+#ifndef __WINE_WINTERNL_H
+#define __WINE_WINTERNL_H
 
 #include <windef.h>
 
@@ -1748,4 +1748,4 @@
 } /* extern "C" */
 #endif /* defined(__cplusplus) */
 
-#endif  /* __WINE_WINTERNAL_H */
+#endif  /* __WINE_WINTERNL_H */