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Diffstat (limited to 'src/devices/bus/nes_ctrl/zapper.h')
-rw-r--r--src/devices/bus/nes_ctrl/zapper.h11
1 files changed, 5 insertions, 6 deletions
diff --git a/src/devices/bus/nes_ctrl/zapper.h b/src/devices/bus/nes_ctrl/zapper.h
index 79826d69637..5ae68fd0a6e 100644
--- a/src/devices/bus/nes_ctrl/zapper.h
+++ b/src/devices/bus/nes_ctrl/zapper.h
@@ -6,10 +6,10 @@
**********************************************************************/
-#pragma once
+#ifndef MAME_BUS_NES_CTRL_ZAPPER
+#define MAME_BUS_NES_CTRL_ZAPPER
-#ifndef __NES_ZAPPER__
-#define __NES_ZAPPER__
+#pragma once
#include "ctrl.h"
@@ -45,7 +45,6 @@ private:
// device type definition
-extern const device_type NES_ZAPPER;
-
+DECLARE_DEVICE_TYPE(NES_ZAPPER, nes_zapper_device)
-#endif
+#endif // MAME_BUS_NES_CTRL_ZAPPER