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Diffstat (limited to 'src/mame/drivers/tx1.c')
-rw-r--r--src/mame/drivers/tx1.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/mame/drivers/tx1.c b/src/mame/drivers/tx1.c
index 8b02ce58c7b..73c8e16042c 100644
--- a/src/mame/drivers/tx1.c
+++ b/src/mame/drivers/tx1.c
@@ -725,7 +725,7 @@ GFXDECODE_END
/* TX-1 Sound Hardware */
/****************************/
-static struct AY8910interface tx1_ay8910_interface =
+static const struct AY8910interface tx1_ay8910_interface =
{
0, /* Probably hooked up to discrete sound filters */
0,
@@ -785,7 +785,7 @@ static WRITE8_HANDLER(BB_YM2149_1_B_w)
/* YM2149 IC19 - front left */
-static struct AY8910interface buggyboy_ay8910_interface_1 =
+static const struct AY8910interface buggyboy_ay8910_interface_1 =
{
input_port_2_r,
input_port_3_r,
@@ -795,7 +795,7 @@ static struct AY8910interface buggyboy_ay8910_interface_1 =
/* YM2149 IC24 - front right */
-static struct AY8910interface buggyboy_ay8910_interface_2 =
+static const struct AY8910interface buggyboy_ay8910_interface_2 =
{
0,
0,