[PATCH] drivers/isdn/hisax/: possible cleanups

This patch contains the following possible cleanups:
- make needlessly global code static
- remove the compiled but unused st5481_hdlc.{c,h}
- kill enternow.h
- enternow_pci.c: kill InByte/OutByte/BYTE
- isdnl2.c: kill FreeSkb
- remove or #if 0 the following unused functions:
  - config.c: IsdnCardState
  - ipacx.c: ipacx_new_ph
  - ipacx.c: dch_bh
  - ipacx.c: setup_ipacx
  - isdnl2.c: IsRR

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Acked-by: Kai Germaschewski <kai@germaschewski.name>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/isdn/hisax/gazel.c

@@ -21,7 +21,7 @@
 #include <linux/pci.h>
 
 extern const char *CardType[];
-const char *gazel_revision = "$Revision: 2.19.2.4 $";
+static const char *gazel_revision = "$Revision: 2.19.2.4 $";
 
 #define R647      1
 #define R685      2
@@ -317,7 +317,8 @@ gazel_interrupt_ipac(int intno, void *dev_id, struct pt_regs *regs)
 	spin_unlock_irqrestore(&cs->lock, flags);
 	return IRQ_HANDLED;
 }
-void
+
+static void
 release_io_gazel(struct IsdnCardState *cs)
 {
 	unsigned int i;