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-rw-r--r--src/mess/machine/a2ssc.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mess/machine/a2ssc.h b/src/mess/machine/a2ssc.h
index 2ff165fde0d..b2491da10de 100644
--- a/src/mess/machine/a2ssc.h
+++ b/src/mess/machine/a2ssc.h
@@ -31,6 +31,10 @@ public:
virtual const rom_entry *device_rom_region() const;
virtual ioport_constructor device_input_ports() const;
+ required_ioport m_dsw1, m_dsw2;
+
+ DECLARE_WRITE_LINE_MEMBER( acia_irq_w );
+
protected:
virtual void device_start();
virtual void device_reset();