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-rw-r--r--src/mame/includes/metro.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mame/includes/metro.h b/src/mame/includes/metro.h
index cd44936f68f..0aac925b4f4 100644
--- a/src/mame/includes/metro.h
+++ b/src/mame/includes/metro.h
@@ -176,6 +176,8 @@ public:
TIMER_CALLBACK_MEMBER(karatour_irq_callback);
TIMER_CALLBACK_MEMBER(mouja_irq_callback);
TIMER_CALLBACK_MEMBER(metro_blit_done);
+ void update_irq_state();
+ IRQ_CALLBACK_MEMBER(metro_irq_callback);
};