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#ifndef LKLIST_INC
#define LKLIST_INC
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
typedef int position;
typedef struct node *nodeptr;
typedef struct node {
void *data;
nodeptr next;
nodeptr prior;
} listnode;
typedef struct listrec *listptr;
typedef struct listrec {
nodeptr head;
nodeptr current;
position elSize;
position n;
position icurrent;
} list;
position LKAdvanceList(listptr);
void LKClearList(listptr);
int LKCreateList(listptr*, position);
position LKCurrent(listptr);
void LKDeleteFromList(listptr, position);
int LKEmptyList(listptr);
void LKGetFromList(listptr, position, void *);
position LKGotoInList(listptr, position);
int LKInsertAfterInList(listptr, position, void *);
int LKInsertBeforeInList(listptr, position, void *);
position LKSearchList(listptr, void *);
position LKLastInList(listptr);
void LKPutInList(listptr, position, void *);
position LKReverseList(listptr);
void LKZapList(listptr *);
#endif
/* LKLIST_INC */
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