[PATCH] fix ia64 build failure

The attached trivial patch should fix the "i1-dig" build failure reported
on this page:

	http://www.gelato.unsw.edu.au/kerncomp/

and should make it easier to build a properly configured ia64 kernel.

drivers/char/agp/Kconfig

@@ -127,14 +127,14 @@ config AGP_VIA
 
 config AGP_I460
 	tristate "Intel 460GX chipset support"
-	depends on AGP && IA64
+	depends on AGP && (IA64_DIG || IA64_GENERIC)
 	help
 	  This option gives you AGP GART support for the Intel 460GX chipset
 	  for IA64 processors.
 
 config AGP_HP_ZX1
 	tristate "HP ZX1 chipset AGP support"
-	depends on AGP && IA64
+	depends on AGP && (IA64_HP_ZX1 || IA64_GENERIC)
 	help
 	  This option gives you AGP GART support for the HP ZX1 chipset
 	  for IA64 processors.