/* How hard to hit the water */
#define SPLASH 512
+#undef MIN
#define MIN(x, y) ((x) < (y) ? (x) : (y))
+#undef MAX
#define MAX(x, y) ((x) > (y) ? (x) : (y))
+#undef DIRTY
#define DIRTY 3 /* dirty >= 2, 1 = restore original pixel, 0 = leave alone */
/* From fortune(6) */