diff --git a/arch/m68k/mvme16x/config.c b/arch/m68k/mvme16x/config.c
index 2c91cee..c829ebb 100644
--- a/arch/m68k/mvme16x/config.c
+++ b/arch/m68k/mvme16x/config.c
@@ -42,7 +42,7 @@
 
 static void mvme16x_get_model(char *model);
 static int  mvme16x_get_hardware_list(char *buffer);
-extern void mvme16x_sched_init(irqreturn_t (*handler)(int, void *));
+extern void mvme16x_sched_init(irq_handler_t handler);
 extern unsigned long mvme16x_gettimeoffset (void);
 extern int mvme16x_hwclk (int, struct rtc_time *);
 extern int mvme16x_set_clock_mmss (unsigned long);
@@ -54,7 +54,7 @@
 /* Save tick handler routine pointer, will point to do_timer() in
  * kernel/sched.c, called via mvme16x_process_int() */
 
-static irqreturn_t (*tick_handler)(int, void *);
+static irq_handler_t tick_handler;
 
 
 unsigned short mvme16x_config;
@@ -224,7 +224,7 @@
     return tick_handler(irq, dev_id);
 }
 
-void mvme16x_sched_init (irqreturn_t (*timer_routine)(int, void *))
+void mvme16x_sched_init (irq_handler_t timer_routine)
 {
     p_bdid p = &mvme_bdid;
     int irq;