WAP to display from double linked list

/*WAP to display from double linked list*/
#include<stdio.h>
#include<conio.h>
#include<stdlib.h>
struct node
{
 int data;
 struct node *llink;
 struct node *rlink;
};
typedef struct node node;
void display(node *);
void main()
{
 node *header=NULL;
 int n;
 clrscr();
    display(header);
 
 getch();
}

void display(node *temphead)
{
 while(temphead!=NULL)
 {
  printf("\n%d",temphead->data);
  temphead=temphead->rlink;
 }
}