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-rw-r--r--src/mame/machine/igs028.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/mame/machine/igs028.h b/src/mame/machine/igs028.h
index 3607a16bfd0..911781d19ca 100644
--- a/src/mame/machine/igs028.h
+++ b/src/mame/machine/igs028.h
@@ -1,7 +1,8 @@
// license:BSD-3-Clause
// copyright-holders:David Haywood, ElSemi
/* IGS 028 */
-
+#ifndef MAME_MACHINE_IGS028_H
+#define MAME_MACHINE_IGS028_H
class igs028_device : public device_t
@@ -24,5 +25,6 @@ protected:
};
-
extern const device_type IGS028;
+
+#endif // MAME_MACHINE_IGS028_H