#define MV_BIT_RIGHT 1
#define MV_BIT_UP 2
#define MV_BIT_DOWN 3
-#define NUM_MV_DIRECTIONS 4
+#define NUM_DIRECTIONS 4
#define MV_NO_MOVING 0
#define MV_LEFT (1 << MV_BIT_LEFT)
/* default name for unknown player names */
#define ANONYMOUS_NAME "anonymous"
+/* default name for new levels */
+#define NAMELESS_LEVEL_NAME "nameless level"
+
/* default text for non-existant artwork */
#define NOT_AVAILABLE "(not available)"
/* default value for undefined filename */
#define UNDEFINED_FILENAME "[NONE]"
-/* default name for new levels */
-#define NAMELESS_LEVEL_NAME "nameless level"
+/* default values for undefined configuration file parameters */
+#define ARG_UNDEFINED "-1000000"
+#define ARG_UNDEFINED_VALUE (atoi(ARG_UNDEFINED))
/* definitions for game sub-directories */
#ifndef RO_GAME_DIR