57 static int put_pid (int fd, pid_t pid);
68 	pid_t pid, pid_old;  in uu_lock()  local
73 	pid = getpid();  in uu_lock()
75 			pid);  in uu_lock()
107 			if (!put_pid (tmpfd, pid))  in uu_lock()
128 uu_lock_txfr(const char *tty_name, pid_t pid)  in uu_lock_txfr()  argument
141 		err = put_pid(fd, pid) ? 0 : UU_LOCK_WRITE_ERR;  in uu_lock_txfr()
199 put_pid(int fd, pid_t pid)  in put_pid()  argument
204 	len = sprintf (buf, "%10d\n", (int)pid);  in put_pid()
213 	pid_t pid;  in get_pid()  local
218 		pid = (pid_t)strtol (buf, (char **) NULL, 10);  in get_pid()
220 		pid = -1;  in get_pid()
223 	return pid;  in get_pid()