Use menuconfig objects: ISDN: CONFIG_ISDN

Transform Kconfig objects from "menu, config" into "menuconfig" so that the
user can disable the whole feature without having to enter the menu first.

Signed-off-by: Jan Engelhardt <jengelh@gmx.de>
Cc: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/isdn/i4l/Kconfig b/drivers/isdn/i4l/Kconfig
index 3ef567b..e91c187 100644
--- a/drivers/isdn/i4l/Kconfig
+++ b/drivers/isdn/i4l/Kconfig
@@ -86,7 +86,6 @@
 
 
 menu "ISDN feature submodules"
-	depends on ISDN
 
 config ISDN_DRV_LOOP
 	tristate "isdnloop support"
@@ -100,7 +99,7 @@
 
 config ISDN_DIVERSION
 	tristate "Support isdn diversion services"
-	depends on ISDN && ISDN_I4L
+	depends on ISDN_I4L
 	help
 	  This option allows you to use some supplementary diversion
 	  services in conjunction with the HiSax driver on an EURO/DSS1
@@ -120,13 +119,13 @@
 endmenu
 
 comment "ISDN4Linux hardware drivers"
-	depends on NET && ISDN && ISDN_I4L
+	depends on ISDN_I4L
 
 source "drivers/isdn/hisax/Kconfig"
 
 
 menu "Active cards"
-	depends on NET && ISDN && ISDN_I4L!=n
+	depends on ISDN_I4L!=n
 
 source "drivers/isdn/icn/Kconfig"