diff -urN RC13-git3-zatm/drivers/char/Kconfig RC13-git3-mxser-sparc32/drivers/char/Kconfig
--- RC13-git3-zatm/drivers/char/Kconfig	2005-09-04 08:52:20.000000000 -0400
+++ RC13-git3-mxser-sparc32/drivers/char/Kconfig	2005-09-04 08:52:39.000000000 -0400
@@ -175,7 +175,7 @@
 
 config MOXA_SMARTIO
 	tristate "Moxa SmartIO support"
-	depends on SERIAL_NONSTANDARD
+	depends on SERIAL_NONSTANDARD && (BROKEN || !SPARC32)
 	help
 	  Say Y here if you have a Moxa SmartIO multiport serial card.