--- z/drivers/block/ide-probe.c.~1~	Fri Nov  3 00:50:19 2000
+++ z/drivers/block/ide-probe.c	Sat Nov  4 18:12:46 2000
@@ -392,6 +392,7 @@
 	extern struct drive_info_struct drive_info;
 	byte cmos_disks, *BIOS = (byte *) &drive_info;
 	int unit;
+	extern spinlock_t rtc_lock;
 
 #ifdef CONFIG_BLK_DEV_PDC4030
 	if (hwif->chipset == ide_pdc4030 && hwif->channel != 0)