-extern void score(long);
-extern long AMBER, ATTACK, AXE, BACK, BATTER, BEAR,
- BIRD, BLOOD, BOTTLE, CAGE, CAVE, CAVITY, CHAIN, CHASM, CHEST,
- CLAM, COINS, DALTLC, DOOR, DPRSSN, DRAGON, DWARF, EGGS,
- EMRALD, ENTER, ENTRNC, FIND, FISSUR, FOOD, GRATE, HINT, I, INVENT,
- J, JADE, K, KEYS, KNIFE, L, LAMP, LOCK, LOOK,
- MAGZIN, MAXDIE, MAXTRS, MESSAG, MIRROR, MXSCOR, NUGGET, NUL,
- OGRE, OIL, OLDOBJ, OYSTER, PANIC, PEARL, PILLOW, PLANT, PLANT2, PYRAM,
- RESER, ROD, ROD2, RUBY, RUG, SAPPH, SAY,
- SCORE, SECT, SIGN, SNAKE, SPK, STEPS, STICK,
- STREAM, THROW, TRIDNT, TROLL, TROLL2,
- URN, V1, V2, VASE, VEND,
- VOLCAN, VRSION, WATER, WD1, WD1X, WD2, WD2X;
+void initialise(void);
+int action(FILE *input, struct command_t *command);
+
+/* Phase codes for action returns.
+ * These were at one time FORTRAN line numbers.
+ * The values don't matter, but perturb their order at your peril.
+ */
+#define GO_TERMINATE 2
+#define GO_MOVE 8
+#define GO_TOP 2000
+#define GO_CLEAROBJ 2012
+#define GO_CHECKHINT 2600
+#define GO_CHECKFOO 2607
+#define GO_DIRECTION 2620
+#define GO_LOOKUP 2630
+#define GO_WORD2 2800
+#define GO_SPECIALS 1900
+#define GO_UNKNOWN 8000
+#define GO_ACTION 40000
+#define GO_DWARFWAKE 19000
+
+/* Special object statuses in game.place - can also be a location number (> 0) */
+#define CARRIED -1 /* Player is toting it */
+
+/* hack to ignore GCC Unused Result */
+#define IGNORE(r) do{if (r){}}while(0)
+
+/*
+ * FIXME: These constants should be replaced by strings, at their usage sites.
+ * They are sixbit-packed representations of vocabulary words. This, and code
+ * left in misc.c, is the only place left in the runtime that knows about
+ * word packing.
+ */
+#define WORD_CATCH 301200308
+#define WORD_GO 715
+#define WORD_POUR 16152118
+#define WORD_BACK 2010311
+#define WORD_CAVE 3012205
+#define WORD_DPRSSN 405161805
+#define WORD_ENTER 514200518
+#define WORD_ENTRNC 514201801
+#define WORD_LOOK 12151511
+#define WORD_NUL 14211212
+#define WORD_STREAM 1920180501
+#define WORD_FIND 6091404
+#define WORD_INVENT 914220514
+#define WORD_LOCK 12150311
+#define WORD_SAY 190125
+#define WORD_THROW 2008181523
+#define WORD_WEST 23051920
+#define WORD_YES 250519
+#define WORD_YINIT 25
+
+/* end */