/* *************** structure definitions ******************** */
struct vars{            /* variable storage                   */
   char varname[7];     /* variable name A-F & I-N            */
   char outtype;        /* output format for variable         */
   double value;        /* value of the variable              */
   };                   /*                                    */
                        /*                                    */
struct lines{           /* dynamic structure for transcripts  */
   struct lines *dn;    /* next transcript line               */
   struct lines *up;    /* last transcript line               */
   char *lineloc;       /* point to dynamic location of line  */
   int linelngt;        /* length of line stored here         */
   char isvalue;        /* 1 = calculated value, 0 = none     */
   char marked;         /* 1 = line marked, 0 = not marked    */
   char strval[13];     /* string representation of variable  */
   };                   /*                                    */
/* ************** end of structure definitions ************** */