[PATCH] don't offer GEN_RTC on ia64

From: Bjorn Helgaas <bjorn.helgaas@hp.com>

gen_rtc.c doesn't work on ia64 (we don't have asm/rtc.h, for starters), so
don't offer it there.

drivers/char/Kconfig

@@ -768,7 +768,7 @@ config RTC
 
 config GEN_RTC
 	tristate "Generic /dev/rtc emulation"
-	depends on RTC!=y
+	depends on RTC!=y && !IA64
 	---help---
 	  If you say Y here and create a character special file /dev/rtc with
 	  major number 10 and minor number 135 using mknod ("man mknod"), you