_PWRMGT_
#define GetPwrMgt(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(_PWRMGT_)) != 0)
(*(__le16 *)(pbuf) &= (~cpu_to_le16(_PWRMGT_)))
(*(__le16 *)(pbuf) |= cpu_to_le16(_PWRMGT_))