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Diffstat (limited to 'src/mame/drivers/segaufo.cpp')
-rw-r--r--src/mame/drivers/segaufo.cpp9
1 files changed, 6 insertions, 3 deletions
diff --git a/src/mame/drivers/segaufo.cpp b/src/mame/drivers/segaufo.cpp
index 3cde336f063..185ff4a9c90 100644
--- a/src/mame/drivers/segaufo.cpp
+++ b/src/mame/drivers/segaufo.cpp
@@ -804,7 +804,8 @@ MACHINE_CONFIG_START(ufo_state::newufo)
MCFG_SOUND_ROUTE(1, "mono", 0.40)
MACHINE_CONFIG_END
-MACHINE_CONFIG_DERIVED(ufo_state::ufomini, newufo)
+MACHINE_CONFIG_START(ufo_state::ufomini)
+ newufo(config);
/* basic machine hardware */
MCFG_DEVICE_MODIFY("io1")
@@ -814,7 +815,8 @@ MACHINE_CONFIG_DERIVED(ufo_state::ufomini, newufo)
MACHINE_CONFIG_END
-MACHINE_CONFIG_DERIVED(ufo_state::ufo21, newufo)
+MACHINE_CONFIG_START(ufo_state::ufo21)
+ newufo(config);
/* basic machine hardware */
MCFG_CPU_MODIFY("maincpu")
@@ -837,7 +839,8 @@ MACHINE_CONFIG_DERIVED(ufo_state::ufo21, newufo)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.75)
MACHINE_CONFIG_END
-MACHINE_CONFIG_DERIVED(ufo_state::ufo800, newufo)
+MACHINE_CONFIG_START(ufo_state::ufo800)
+ newufo(config);
/* basic machine hardware */
MCFG_CPU_MODIFY("maincpu")