diff -urN RC13-git5-serial/drivers/char/Kconfig RC13-git5-genrtc/drivers/char/Kconfig
--- RC13-git5-serial/drivers/char/Kconfig	2005-09-05 16:41:18.000000000 -0400
+++ RC13-git5-genrtc/drivers/char/Kconfig	2005-09-05 16:41:19.000000000 -0400
@@ -736,7 +736,7 @@
 
 config GEN_RTC
 	tristate "Generic /dev/rtc emulation"
-	depends on RTC!=y && !IA64 && !ARM && !PPC64 && !M32R && !SPARC32
+	depends on RTC!=y && !IA64 && !ARM && !PPC64 && !M32R && !SPARC32 && !SPARC64
 	---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