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-rw-r--r--src/mame/includes/avalnche.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/mame/includes/avalnche.h b/src/mame/includes/avalnche.h
new file mode 100644
index 00000000000..ff9add56208
--- /dev/null
+++ b/src/mame/includes/avalnche.h
@@ -0,0 +1,15 @@
+/*************************************************************************
+
+ Atari Avalanche hardware
+
+*************************************************************************/
+
+#include "sound/discrete.h"
+
+
+/*----------- defined in audio/avalnche.c -----------*/
+
+DISCRETE_SOUND_EXTERN( avalnche );
+WRITE8_HANDLER( avalnche_noise_amplitude_w );
+WRITE8_HANDLER( avalnche_attract_enable_w );
+WRITE8_HANDLER( avalnche_audio_w );