lock_file_list->filename[0]) {
                        if (lock_file_list->fd >= 0)
                                close(lock_file_list->fd);
-                       unlink(lock_file_list->filename);
+                       unlink_or_warn(lock_file_list->filename);
                }
                lock_file_list = lock_file_list->next;
        }
                         * link is a relative path, so I must replace the
                         * last element of p with it.
                         */
-                       char *r = (char*)last_path_elm(p);
+                       char *r = (char *)last_path_elm(p);
                        if (r - p + link_len < s)
                                strcpy(r, link);
                        else {
        if (lk->filename[0]) {
                if (lk->fd >= 0)
                        close(lk->fd);
-               unlink(lk->filename);
+               unlink_or_warn(lk->filename);
        }
        lk->filename[0] = 0;
 }