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Diffstat (limited to 'src/devices/bus/c64/ieee488.cpp')
-rw-r--r--src/devices/bus/c64/ieee488.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/devices/bus/c64/ieee488.cpp b/src/devices/bus/c64/ieee488.cpp
index 4b41417b42d..974c9df0cb5 100644
--- a/src/devices/bus/c64/ieee488.cpp
+++ b/src/devices/bus/c64/ieee488.cpp
@@ -148,7 +148,7 @@ static MACHINE_CONFIG_FRAGMENT( c64_ieee488 )
MCFG_TPI6525_IN_PC_CB(READ8(c64_ieee488_device, tpi_pc_r))
MCFG_TPI6525_OUT_PC_CB(WRITE8(c64_ieee488_device, tpi_pc_w))
- MCFG_CBM_IEEE488_ADD(NULL)
+ MCFG_CBM_IEEE488_ADD(nullptr)
MCFG_C64_PASSTHRU_EXPANSION_SLOT_ADD()
MACHINE_CONFIG_END