fd_write(fd, head->name_ptr, head->name_size);
fd_write(fd, head->text_ptr, head->text_size);
fd_write(fd, head->tag_ptr, head->tag_size);
fd_write(fd, head->name_ptr, head->name_size);
fd_write(fd, head->text_ptr, head->text_size);
fd_write(fd, head->tag_ptr, head->tag_size);