1 extern CARD deck[ CARDS ]; /* a deck */ 2 extern CARD phand[ FULLHAND ]; /* player's hand */ 3 extern CARD chand[ FULLHAND ]; /* computer's hand */ 4 extern CARD crib[ CINHAND ]; /* the crib */ 5 extern CARD turnover; /* the starter */ 6 7 extern CARD known[ CARDS ]; /* cards we have seen */ 8 extern int knownum; /* # of cards we know */ 9 10 extern int pscore; /* player's score */ 11 extern int cscore; /* comp's score */ 12 extern int glimit; /* points to win game */ 13 14 extern int pgames; /* player's games won */ 15 extern int cgames; /* comp's games won */ 16 extern int gamecount; /* # games played */ 17 extern int Lastscore[2]; /* previous score for each */ 18 19 extern BOOLEAN iwon; /* if comp won last */ 20 extern BOOLEAN explain; /* player mistakes explained */ 21 extern BOOLEAN rflag; /* if all cuts random */ 22 extern BOOLEAN quiet; /* if suppress random mess */ 23 extern BOOLEAN Hasread; /* has had chance to read msg */ 24 extern BOOLEAN playing; /* currently playing game */ 25 26 extern char expl[]; /* string for explanation */ 27 28