IEEE802154_FC_TYPE_SHIFT   39 include/net/ieee802154.h #define IEEE802154_FC_TYPE(x)		((x & IEEE802154_FC_TYPE_MASK) >> IEEE802154_FC_TYPE_SHIFT)
IEEE802154_FC_TYPE_SHIFT   42 include/net/ieee802154.h 	    (((x) << IEEE802154_FC_TYPE_SHIFT) & IEEE802154_FC_TYPE_MASK)); \