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Diffstat (limited to 'src/mame/drivers/thief.cpp')
-rw-r--r--src/mame/drivers/thief.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/mame/drivers/thief.cpp b/src/mame/drivers/thief.cpp
index 9ce812028a6..24430345c7e 100644
--- a/src/mame/drivers/thief.cpp
+++ b/src/mame/drivers/thief.cpp
@@ -427,7 +427,8 @@ MACHINE_CONFIG_START(thief_state::thief)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
MACHINE_CONFIG_END
-MACHINE_CONFIG_DERIVED(thief_state::sharkatt, thief)
+MACHINE_CONFIG_START(thief_state::sharkatt)
+ thief(config);
MCFG_CPU_MODIFY("maincpu")
MCFG_CPU_PROGRAM_MAP(sharkatt_main_map)
@@ -438,7 +439,8 @@ MACHINE_CONFIG_DERIVED(thief_state::sharkatt, thief)
MCFG_SAMPLES_NAMES(sharkatt_sample_names)
MACHINE_CONFIG_END
-MACHINE_CONFIG_DERIVED(thief_state::natodef, thief)
+MACHINE_CONFIG_START(thief_state::natodef)
+ thief(config);
MCFG_DEVICE_MODIFY("samples")
MCFG_SAMPLES_NAMES(natodef_sample_names)
MACHINE_CONFIG_END