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-rw-r--r--src/mame/machine/k573msu.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/mame/machine/k573msu.h b/src/mame/machine/k573msu.h
index 64623d5ca82..e32121a1c14 100644
--- a/src/mame/machine/k573msu.h
+++ b/src/mame/machine/k573msu.h
@@ -4,14 +4,14 @@
* Konami 573 Multi Session Unit
*
*/
+#ifndef MAME_MACHINE_K573MSU_H
+#define MAME_MACHINE_K573MSU_H
#pragma once
-#ifndef __K573MSU_H__
-#define __K573MSU_H__
-extern const device_type KONAMI_573_MULTI_SESSION_UNIT;
+DECLARE_DEVICE_TYPE(KONAMI_573_MULTI_SESSION_UNIT, k573msu_device)
class k573msu_device : public device_t
{
@@ -24,4 +24,4 @@ protected:
virtual const tiny_rom_entry *device_rom_region() const override;
};
-#endif
+#endif // MAME_MACHINE_K573MSU_H