+#define NKILLK (inkling - game.state.remkl)
+#define NKILLC (incom - game.state.remcom)
+#define NKILLSC (inscom - game.state.nscrem)
+#define NKILLROM (inrom - game.state.nromrem)
+#define KLINGREM (game.state.remkl + game.state.remcom + game.state.nscrem)
+#define INKLINGTOT (inkling + incom + inscom)
+#define KLINGKILLED (INKLINGTOT - KLINGREM)
+
+#define SKILL_NONE 0
+#define SKILL_NOVICE 1
+#define SKILL_FAIR 2
+#define SKILL_GOOD 3
+#define SKILL_EXPERT 4
+#define SKILL_EMERITUS 5
+
+/* game options */
+#define OPTION_ALL 0xffffffff
+#define OPTION_TTY 0x00000001 /* old interface */
+#define OPTION_CURSES 0x00000002 /* new interface */
+#define OPTION_IOMODES 0x00000003 /* cover both interfaces */
+#define OPTION_PLANETS 0x00000004 /* planets and mining */
+#define OPTION_THOLIAN 0x00000008 /* Tholians and their webs */
+#define OPTION_THINGY 0x00000010 /* Space Thingy can shoot back */
+#define OPTION_PROBE 0x00000020 /* deep-space probes */
+#define OPTION_SHOWME 0x00000040 /* bracket Enterprise in chart */
+#define OPTION_RAMMING 0x00000080 /* enemies may ram Enterprise */
+#define OPTION_MVBADDY 0x00000100 /* more enemies can move */
+#define OPTION_BLKHOLE 0x00000200 /* black hole may timewarp you */
+#define OPTION_BASE 0x00000400 /* bases have good shields */
+#define OPTION_PLAIN 0x01000000 /* user chose plain game */
+#define OPTION_ALMY 0x02000000 /* user chose Almy variant */