/* The ->payload, ->tot_len and ->len fields are adjusted. */
u8_t pbuf_header(struct pbuf *p, s16_t header_size_increment)
/* The ->payload, ->tot_len and ->len fields are adjusted. */
u8_t pbuf_header(struct pbuf *p, s16_t header_size_increment)
{
  return pbuf_header_impl(p, header_size_increment, 0);
}