tbu_ctl           226 net/bridgestp.c 	u_int8_t	tbu_ctl;		/* LLC: control */
tbu_ctl           396 net/bridgestp.c 	bpdu.tbu_ctl = LLC_UI;
tbu_ctl           616 net/bridgestp.c 	    tpdu.tbu_ctl != LLC_UI)