Compiling resources scripts/resources/windows/mame/mame.rc...1349 source file(s) found31760 driver(s) foundCompiling generated/mame/arcade/drivlist.cpp...Linking mamearcade.exe...../../../../mingw-gcc/bin/x32/Release/mame_arcade/libsega.a(megadriv.o):megadriv.cpp:(.text.unlikely+0x13f9): undefined reference to `md_cons_state::machine_start_md_common()'../../../../mingw-gcc/bin/x32/Release/mame_arcade/libsega.a(megadriv.o):megadriv.cpp:(.text.unlikely+0x14d3): undefined reference to `md_cons_state::screen_vblank_console(int)'collect2.exe: error: ld returned 1 exit statusmake[2]: *** [mamearcade.make:253: ../../../../../mamearcade.exe] Error 1make[1]: *** [Makefile:400: mamearcade] Error 2make: *** [makefile:1015: windows_x86] Error 2