diff --git a/winsup/w32api/ChangeLog b/winsup/w32api/ChangeLog
index f03d965e7..9789f1594 100644
--- a/winsup/w32api/ChangeLog
+++ b/winsup/w32api/ChangeLog
@@ -1,3 +1,7 @@
+2006-01-05  Michael Gerdau  <mgd@technosis.de>
+
+	* include/winbase.h (WINADVAPI): Define.
+
 2006-01-03  Christopher Faylor  <cgf@timesys.com>
 
 	* include/winuser.h (CreateWindowStation): Correctly identify first
diff --git a/winsup/w32api/include/winbase.h b/winsup/w32api/include/winbase.h
index faf95ae2b..90b876fff 100644
--- a/winsup/w32api/include/winbase.h
+++ b/winsup/w32api/include/winbase.h
@@ -12,6 +12,14 @@
 #endif
 #endif
 
+#ifndef WINADVAPI
+#ifdef __W32API_USE_DLLIMPORT__
+#define WINADVAPI DECLSPEC_IMPORT
+#else
+#define WINADVAPI
+#endif
+#endif
+
 #ifdef __cplusplus
 extern "C" {
 #endif