-#include "types.h"
-
-// Note that these are NTSC timings:
-
-//#define RISC_CYCLE_IN_USEC 0.03760684198
-//#define M68K_CYCLE_IN_USEC (RISC_CYCLE_IN_USEC * 2)
-//#define HORIZ_PERIOD_IN_USEC 63.5555
-//#define M6502_CYCLE_IN_USEC 0.9765625
-
-//#define MASTER_CLOCK (12000000)
-//#define SOUND_CLOCK (3579000)
-// MDRV_CPU_ADD("maincpu", M6809, MASTER_CLOCK/3/4)
-// MDRV_CPU_PROGRAM_MAP(defender_map)
-// MDRV_CPU_ADD("soundcpu", M6808, SOUND_CLOCK)
-// MDRV_CPU_PROGRAM_MAP(defender_sound_map)
-