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Diffstat (limited to 'src/mame/drivers/spy.c')
-rw-r--r--src/mame/drivers/spy.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/mame/drivers/spy.c b/src/mame/drivers/spy.c
index 3957e309291..29c2c188390 100644
--- a/src/mame/drivers/spy.c
+++ b/src/mame/drivers/spy.c
@@ -507,13 +507,13 @@ static void volume_callback1(int v)
K007232_set_volume(1,1,0,(v & 0x0f) * 0x11);
}
-static struct K007232_interface k007232_interface_1 =
+static const struct K007232_interface k007232_interface_1 =
{
REGION_SOUND1,
volume_callback0
};
-static struct K007232_interface k007232_interface_2 =
+static const struct K007232_interface k007232_interface_2 =
{
REGION_SOUND2,
volume_callback1
@@ -525,7 +525,7 @@ static void irqhandler(int linestate)
cpunum_set_input_line(1, INPUT_LINE_NMI, linestate);
}
-static struct YM3812interface ym3812_interface =
+static const struct YM3812interface ym3812_interface =
{
irqhandler
};