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Diffstat (limited to 'src/emu/sound/flt_vol.h')
-rw-r--r--src/emu/sound/flt_vol.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/src/emu/sound/flt_vol.h b/src/emu/sound/flt_vol.h
index a0db7bea16f..2c050635b26 100644
--- a/src/emu/sound/flt_vol.h
+++ b/src/emu/sound/flt_vol.h
@@ -1,6 +1,8 @@
-#ifndef FLT_VOL_H
-#define FLT_VOL_H
+#pragma once
+
+#ifndef __FLT_VOL_H__
+#define __FLT_VOL_H__
void flt_volume_set_volume(int num, float volume);
-#endif
+#endif /* __FLT_VOL_H__ */