801     int pipefd[2];  in detach()  local
805     if (pipe(pipefd) == -1)  in detach()
806 	pipefd[0] = pipefd[1] = -1;  in detach()
833     close(pipefd[1]);  in detach()
834     complete_read(pipefd[0], numbuf, 1);  in detach()
835     close(pipefd[0]);  in detach()
1594 	int fd, pipefd[2];  in safe_fork()  local
1605 	if (pipe(pipefd) == -1)  in safe_fork()
1606 		pipefd[0] = pipefd[1] = -1;  in safe_fork()
1614 		close(pipefd[1]);  in safe_fork()
1616 		complete_read(pipefd[0], buf, 1);  in safe_fork()
1617 		close(pipefd[0]);  in safe_fork()
1661 	close(pipefd[0]);  in safe_fork()
1663 	close(pipefd[1]);  in safe_fork()