Revert structurization changes, they broke database compilation...

...bug showing only if adventure.data was absent.  We'll need to sneak up
on this more carefully.

main.h

@@ -2,57 +2,9 @@
 
 #define LINESIZE	100
 
-extern long ABB[], ATAB[], ATLOC[], DLOC[], FIXED[],
+extern long ABB[], ATAB[], ATLOC[], BLKLIN, DFLAG, DLOC[], FIXED[], HOLDNG,
 		KTAB[], *LINES, LINK[], LNLENG, LNPOSN,
 		PARMS[], PLACE[], PTEXT[], RTEXT[], TABSIZ;
 extern signed char INLINE[LINESIZE+1], MAP1[], MAP2[];
 extern FILE *logfp;
 extern bool oldstyle;
-
-struct game_t	{
-    /* These members are in the save order of the individual variables
-     * in the 2.5 code. */
-    long abbnum;
-    long blklin;
-    long bonus;
-    long clock1;
-    long clock2;
-    long closed;
-    long closng;
-    long detail;
-    long dflag;
-    long dkill;
-    long dtotal;
-    long foobar;
-    long holdng;
-    long iwest;
-    long knfloc;
-    long limit;
-    /* LL may go here */
-    long lmwarn;
-    /* LOC will go here */
-    long newloc;
-    /* OBJ will go here */
-    long numdie;
-    long oldlc2;
-    long oldloc;
-    long oldobj;
-    long panic;
-    long saved;
-    long setup;
-    long spk;
-    long tally;
-    long thresh;
-    long trndex;
-    long trnluz;
-    long turns;
-    /* more state will go here */
-    long wzdark;
-    long zzword;
-    /* more state will go here */
-    long clshint;
-    long novice;
-    /* more state will go here */
-    long dseen[7];
-};
-extern struct game_t game;