diff --git a/winsup/w32api/ChangeLog b/winsup/w32api/ChangeLog
index bc61e05d9..9b218321d 100644
--- a/winsup/w32api/ChangeLog
+++ b/winsup/w32api/ChangeLog
@@ -1,3 +1,7 @@
+Sun Oct  1 16:30:00 2000  Corinna Vinschen <corinna@vinschen.de>
+
+        * include/iprtrmib.h: Add missing MIB_IF_OPER_STATUS_xxx definitions.
+
 Sun Oct  1 16:13:00 2000  Corinna Vinschen <corinna@vinschen.de>
 
         * lib/iphlpapi.def: New stub for iphlpapi.dll.
diff --git a/winsup/w32api/include/iprtrmib.h b/winsup/w32api/include/iprtrmib.h
index a9b6bf5f2..e5da2ed6c 100644
--- a/winsup/w32api/include/iprtrmib.h
+++ b/winsup/w32api/include/iprtrmib.h
@@ -1,6 +1,8 @@
 #ifndef _IPRTRMIB_H_
 #define _IPRTRMIB_H_
 
+#include <ipifcons.h>
+
 #ifndef ANY_SIZE
 #define ANY_SIZE 1
 #endif
@@ -12,6 +14,12 @@
 #define MAX_INTERFACE_NAME_LEN 256
 #endif
 
+#define MIB_IF_OPER_STATUS_NON_OPERATIONAL 0
+#define MIB_IF_OPER_STATUS_UNREACHABLE 1
+#define MIB_IF_OPER_STATUS_DISCONNECTED 2
+#define MIB_IF_OPER_STATUS_CONNECTING 3
+#define MIB_IF_OPER_STATUS_CONNECTED 4
+
 #define MIB_IPNET_TYPE_OTHER 1
 #define MIB_IPNET_TYPE_INVALID 2
 #define MIB_IPNET_TYPE_DYNAMIC 3