const int BUFFERSIZE = 100; //f�r s�ker inmatning
const int NAMESIZE = 8;		//f�r MS-DOS 6.0
#define FALSE 0
#define TRUE !FALSE

typedef int dataType;	   //s�tter datatypen
struct treeNode;		   //f�rvarnar datorn om en struct
typedef treeNode *ptrType; //ger en pekartype till en struct
struct treeNode			   //en nod i tr�det
{
	dataType data;
	ptrType left;
	ptrType right;
	treeNode(dataType item, ptrType left, ptrType right);
};