Header dosyası da altında.. #include"CENK. h" TREE_NODE proot; int main TREE_NODE search1 { int item; TREE_NODE proot; scanf ; } void insert1 { int item; TREE_NODE proot; printf("INSERT THE VALUES AND ENDED WITH -1\n"); scanf ; while(item!=-1) } Bu da header dosyası.. #include<stdio. h> #include<conio. h> #include<stdlib. h> typedef int item_type; typedef struct node TREE_NODE; typedef struct TREE; TREE create_BST ; void insert_BST ; TREE_NODE INSERT ; void inorder ; void postorder ; void preorder ; TREE_NODE search ; TREE create_BST { TREE temp; temp= malloc(sizeof ; if else printf ; return temp; } TREE_NODE INSERT { if return newptr; if else } void insert_BST { TREE_NODE newptr; newptr= malloc(sizeof ; if } void inorder { if } void postorder { if } void preorder { if } TREE_NODE search { if if else if else }