[PATCH] drivers/isdn/sc/: proper prototypes

Add proper prototypes in a header file for global code under
drivers/isdn/sc/.

Since the GNU C compiler is now able do tell us that caller and callee
disagreed about the number of arguments of setup_buffers(), this patch
also fixes this bug.

Signed-off-by: Adrian Bunk <bunk@stusta.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>

drivers/isdn/sc/event.c

@@ -20,9 +20,6 @@
 #include "message.h"
 #include "card.h"
 
-extern int cinst;
-extern board *sc_adapter[];
-
 #ifdef DEBUG
 static char *events[] = { "ISDN_STAT_STAVAIL",
 			  "ISDN_STAT_ICALL",