链表的插入问题

#ifndef LIST_INSERTREMOVEPRINT_H
#define LIST_INSERTREMOVEPRINT_H
#include<iostream>
struct ListNode{
	int val; 
	struct ListNode *nxt;
}; 
void addListNode(struct ListNode*list,int value){
	struct ListNode *nodeInsert=(struct ListNode*)(malloc(sizeof(struct ListNode))); 
	nodeInsert->val=value; 
	nodeInsert->nxt=NULL; 
	if(list==NULL){
		list=nodeInsert;
		return ; 
	}
	struct ListNode *iter=list; 
	while(iter->nxt!=NULL){
		iter=iter->nxt; 
	}
	iter->nxt=nodeInsert;
}
#end

list=nodeInsert