54 	int master, slave;  in openpty()  local
56 	master = posix_openpt(O_RDWR|O_NOCTTY);  in openpty()
57 	if (master == -1)  in openpty()
60 	if (grantpt(master) == -1)  in openpty()
63 	if (unlockpt(master) == -1)  in openpty()
66 	slavename = ptsname(master);  in openpty()
74 	*amaster = master;  in openpty()
86 bad:	close(master);  in openpty()
93 	int master, slave, pid;  in forkpty()  local
95 	if (openpty(&master, &slave, name, termp, winp) == -1)  in forkpty()
105 		(void)close(master);  in forkpty()
112 	*amaster = master;  in forkpty()