--- linux/drivers/net/wireless/airo.c.orig	Mon Sep 22 08:27:31 2003
+++ linux/drivers/net/wireless/airo.c	Mon Sep 22 08:32:18 2003
@@ -202,7 +202,7 @@
 #ifndef RUN_AT
 #define RUN_AT(x) (jiffies+(x))
 #endif
-#if LINUX_VERSION_CODE < 0x020500
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,23)
 static inline struct proc_dir_entry *PDE(const struct inode *inode)
 {
 	return inode->u.generic_ip;