diff --git a/src/mame/drivers/segaxbd.cpp b/src/mame/drivers/segaxbd.cpp
index 1d68ebe66a8..9b9d31c1965 100644
--- a/src/mame/drivers/segaxbd.cpp
+++ b/src/mame/drivers/segaxbd.cpp
@@ -268,7 +268,6 @@ ROMs:
 #include "includes/segaxbd.h"
 #include "includes/segaipt.h"
 
-#include "machine/i8251.h"
 #include "machine/nvram.h"
 #include "sound/ym2151.h"
 #include "sound/segapcm.h"
@@ -1085,7 +1084,7 @@ void segaxbd_state::smgp_comm_portmap(address_map &map)
 //  RASCOT LINK CPU ADDRESS MAP
 //**************************************************************************
 
-void segaxbd_rascot_state::z80_map(address_map &map)
+void segaxbd_rascot_state::comm_map(address_map &map)
 {
 	map.unmap_value_high();
 	map(0x0000, 0x7fff).rom();
@@ -1991,7 +1990,7 @@ MACHINE_CONFIG_START(segaxbd_rascot_state::device_add_mconfig)
 	m_cmptimer_1->zint_callback().set_nop();
 
 	cpu_device &commcpu(Z80(config, "commcpu", 8'000'000)); // clock unknown
-	commcpu.set_addrmap(AS_PROGRAM, &segaxbd_rascot_state::z80_map);
+	commcpu.set_addrmap(AS_PROGRAM, &segaxbd_rascot_state::comm_map);
 
 	MB8421(config, m_commram).intl_callback().set_inputline("commcpu", INPUT_LINE_IRQ0);
 
diff --git a/src/mame/includes/segaxbd.h b/src/mame/includes/segaxbd.h
index 2756507480d..1209b9f025a 100644
--- a/src/mame/includes/segaxbd.h
+++ b/src/mame/includes/segaxbd.h
@@ -240,8 +240,7 @@ private:
 	DECLARE_WRITE8_MEMBER(commram_bank_w);
 
 	void sub_map(address_map &map);
-	void z80_map(address_map &map);
-	void z80_portmap(address_map &map);
+	void comm_map(address_map &map);
 
 	required_device<mb8421_device> m_commram;
 	required_device<i8251_device> m_usart;
diff --git a/src/mame/mame.lst b/src/mame/mame.lst
index 26556a23e43..ebd35493503 100644
--- a/src/mame/mame.lst
+++ b/src/mame/mame.lst
@@ -21180,7 +21180,6 @@ gldarrow                        // (c) 1984 Meyco Games
 
 @source:mfabfz.cpp
 mfabfz                          //
-mfabfz64k                       //
 mfabfz85                        //
 
 @source:mgames.cpp