268 	int masterfd;  in destroy_console_devs()  local
277 	if ((masterfd = open(conspath, O_RDWR | O_NOCTTY)) != -1) {  in destroy_console_devs()
281 			if (ioctl(masterfd, ZC_RELEASESLAVE,  in destroy_console_devs()
292 		(void) close(masterfd);  in destroy_console_devs()
339 	int masterfd;  in init_console_dev()  local
414 	if ((masterfd = open(conspath, O_RDWR | O_NOCTTY)) == -1) {  in init_console_dev()
424 		(void) close(masterfd);  in init_console_dev()
433 		if (ioctl(masterfd, ZC_HOLDSLAVE, (caddr_t)(intptr_t)slavefd)  in init_console_dev()
447 	(void) close(masterfd);  in init_console_dev()
907 	int masterfd;  in serve_console()  local
915 		masterfd = open(conspath, O_RDWR|O_NONBLOCK|O_NOCTTY);  in serve_console()
916 		if (masterfd == -1) {  in serve_console()
929 		if (ioctl(masterfd, I_SRDOPT, RNORM|RPROTDIS) == -1) {  in serve_console()
936 		do_console_io(zlogp, masterfd, serverfd);  in serve_console()
945 		(void) close(masterfd);  in serve_console()