};
#if defined(__CBM__)
-# if defined(__CBM610__)
-/* The 610 gets its clock from the AC current */
+# if defined(__CBM510__) || defined(__CBM610__)
+/* The 510/610 gets its clock from the AC current */
# define CLK_TCK 50 /* POSIX */
# define CLOCKS_PER_SEC 50 /* ANSI */
# else
#endif
/* Screen definitions */
-#ifdef __CBM610__
+#if defined(__CBM610__)
# define BIGSCREEN
# define MAX_X 80
# define MAX_Y 25
# define DUMP_BYTES 16
+#elif defined(__APPLE2__) || defined(__ATARI__)
+# define MAX_X 40
+# define MAX_Y 24
+# define DUMP_BYTES 8
#else
-# ifdef __APPLE2__
-# define MAX_X 40
-# define MAX_Y 24
-# define DUMP_BYTES 8
-# else
-# ifdef __ATARI__
-# define MAX_X 40
-# define MAX_Y 24
-# define DUMP_BYTES 8
-# else
-# define MAX_X 40
-# define MAX_Y 25
-# define DUMP_BYTES 8
-# endif
-# endif
+# define MAX_X 40
+# define MAX_Y 25
+# define DUMP_BYTES 8
#endif