56 static int put_pid (int fd, pid_t pid);
67           pid_t pid, pid_old;  in uu_lock()  local
72           pid = getpid();  in uu_lock()
74                               pid);  in uu_lock()
106                               if (!put_pid (tmpfd, pid))  in uu_lock()
127 uu_lock_txfr(const char *tty_name, pid_t pid)  in uu_lock_txfr()  argument
140                     err = put_pid(fd, pid) ? 0 : UU_LOCK_WRITE_ERR;  in uu_lock_txfr()
198 put_pid(int fd, pid_t pid)  in put_pid()  argument
203           len = sprintf (buf, "%10d\n", (int)pid);  in put_pid()
212           pid_t pid;  in get_pid()  local
217                     pid = (pid_t)strtol (buf, NULL, 10);  in get_pid()
219                     pid = -1;  in get_pid()
222           return pid;  in get_pid()