diff -urN linux-2.4.35.4/include/linux/mii.h linux-2.4.35.4.new/include/linux/mii.h
--- linux-2.4.35.4/include/linux/mii.h	2007-11-17 18:23:15.000000000 +0100
+++ linux-2.4.35.4.new/include/linux/mii.h	2009-03-15 17:32:45.000000000 +0100
@@ -9,7 +9,6 @@
 #define __LINUX_MII_H__
 
 #include <linux/types.h>
-#include <linux/if.h>
 
 /* Generic MII registers. */
 
@@ -104,6 +103,19 @@
 #define NWAYTEST_LOOPBACK       0x0100  /* Enable loopback for N-way   */
 #define NWAYTEST_RESV2          0xfe00  /* Unused...                   */
 
+/* This structure is used in all SIOCxMIIxxx ioctl calls */
+struct mii_ioctl_data {
+	__u16           phy_id;
+	__u16           reg_num;
+	__u16           val_in;
+	__u16           val_out;
+};
+
+#ifdef __KERNEL__
+
+#include <linux/if.h>
+
+struct ethtool_cmd;
 
 struct mii_if_info {
 	int phy_id;
@@ -119,9 +131,6 @@
 	void (*mdio_write) (struct net_device *dev, int phy_id, int location, int val);
 };
 
-struct ethtool_cmd;
-struct mii_ioctl_data;
-
 extern int mii_link_ok (struct mii_if_info *mii);
 extern int mii_nway_restart (struct mii_if_info *mii);
 extern int mii_ethtool_gset(struct mii_if_info *mii, struct ethtool_cmd *ecmd);
@@ -136,15 +145,6 @@
 
 
 
-/* This structure is used in all SIOCxMIIxxx ioctl calls */
-struct mii_ioctl_data {
-	u16		phy_id;
-	u16		reg_num;
-	u16		val_in;
-	u16		val_out;
-};
-
-
 static inline struct mii_ioctl_data *if_mii(struct ifreq *rq)
 {
 	return (struct mii_ioctl_data *) &rq->ifr_ifru;
@@ -202,5 +202,5 @@
 	return 0;
 }
 
-
+#endif /* __KERNEL__ */
 #endif /* __LINUX_MII_H__ */