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-rw-r--r--src/mame/machine/mathbox.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/mame/machine/mathbox.h b/src/mame/machine/mathbox.h
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+++ b/src/mame/machine/mathbox.h
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+/*
+ * mathbox.h: math box simulation (Battlezone/Red Baron/Tempest)
+ *
+ * Copyright 1991, 1992, 1993, 1996 Eric Smith
+ *
+ */
+
+WRITE8_HANDLER( mb_go_w );
+READ8_HANDLER( mb_status_r );
+READ8_HANDLER( mb_lo_r );
+READ8_HANDLER( mb_hi_r );
+void mb_register_states(void);