iphlpapi: Add stub for NotifyRouteChange2.

dlls/iphlpapi/iphlpapi.spec

@@ -236,7 +236,7 @@
 @ stdcall NotifyAddrChange( ptr ptr )
 @ stdcall NotifyIpInterfaceChange( long ptr ptr long ptr )
 @ stdcall NotifyRouteChange( ptr ptr )
-#@ stub NotifyRouteChange2
+@ stdcall NotifyRouteChange2( long ptr ptr long ptr )
 @ stub NotifyRouteChangeEx
 #@ stub NotifyStableUnicastIpAddressTable
 #@ stub NotifyTeredoPortChange

dlls/iphlpapi/iphlpapi_main.c

@@ -2817,6 +2817,18 @@ DWORD WINAPI NotifyIpInterfaceChange(ADDRESS_FAMILY family, PIPINTERFACE_CHANGE_
     return NO_ERROR;
 }
 
+/******************************************************************
+ *    NotifyRouteChange2 (IPHLPAPI.@)
+ */
+DWORD WINAPI NotifyRouteChange2(ADDRESS_FAMILY family, PIPFORWARD_CHANGE_CALLBACK callback, VOID* context,
+                                BOOLEAN init_notify, HANDLE* handle)
+{
+    FIXME("(family %d, callback %p, context %p, init_notify %d, handle %p): stub\n",
+        family, callback, context, init_notify, handle);
+    if (handle) *handle = NULL;
+    return NO_ERROR;
+}
+
 
 /******************************************************************
  *    NotifyRouteChange (IPHLPAPI.@)

include/netioapi.h

@@ -236,6 +236,8 @@ typedef VOID (WINAPI *PIPINTERFACE_CHANGE_CALLBACK)(PVOID, PMIB_IPINTERFACE_ROW,
 typedef VOID (WINAPI *PUNICAST_IPADDRESS_CHANGE_CALLBACK)(PVOID, PMIB_UNICASTIPADDRESS_ROW,
                                                           MIB_NOTIFICATION_TYPE);
 
+typedef VOID (WINAPI *PIPFORWARD_CHANGE_CALLBACK)(VOID*,MIB_IPFORWARD_ROW2*,MIB_NOTIFICATION_TYPE);
+
 DWORD WINAPI ConvertInterfaceGuidToLuid(const GUID*,NET_LUID*);
 DWORD WINAPI ConvertInterfaceIndexToLuid(NET_IFINDEX,NET_LUID*);
 DWORD WINAPI ConvertInterfaceLuidToGuid(const NET_LUID*,GUID*);