Added search feature

linkedlist.c

@@ -27,3 +27,17 @@ void display()
         temp=temp->next;
     }
 }
+
+int search(int value)
+{
+    Node *temp = head;
+
+    while(temp != NULL)
+    {
+        if(temp->data == value)
+            return 1;
+
+        temp = temp->next;
+    }
+ return 0;
+}