diff --git a/winsup/w32api/ChangeLog b/winsup/w32api/ChangeLog
index 5bdfaa102..3e7d35fe7 100644
--- a/winsup/w32api/ChangeLog
+++ b/winsup/w32api/ChangeLog
@@ -1,3 +1,8 @@
+Sun Dec 02 14:21:02 2000  Matt Hargett <matt@use.net>
+
+	* Added a define for INVALID_SET_FILE_POINTER, a possible return
+	code for the SetFilePointer() win32 API call.
+
 Mon Oct  9 11:49:00 2000  Corinna Vinschen <corinna@vinschen.de>
 
 	* include/winnt.h: Add missing FILE_NAMED_STREAMS define.
diff --git a/winsup/w32api/include/winbase.h b/winsup/w32api/include/winbase.h
index 4c458f267..d147bb89b 100644
--- a/winsup/w32api/include/winbase.h
+++ b/winsup/w32api/include/winbase.h
@@ -83,6 +83,7 @@ extern "C" {
 #define FILE_BEGIN	0
 #define FILE_CURRENT	1
 #define FILE_END	2
+#define INVALID_SET_FILE_POINTER	((DWORD)-1)
 #define OF_READ 0
 #define OF_READWRITE	2
 #define OF_WRITE	1