314 	int wflags;  in collectjobs()  local
317 		wflags = WUNTRACED|WCONTINUED;  in collectjobs()
319 		wflags = 0;  in collectjobs()
322 		if ((pid = waitpid(-1, &stat, wnohang|wflags)) <= 0)  in collectjobs()
366 	int wflags;  in waitjob()  local
371 		wflags = WUNTRACED;  in waitjob()
373 		wflags = 0;  in waitjob()
376 		ret = waitpid(pid, &stat, wflags|WNOWAIT);  in waitjob()
385 	waitpid(pid, 0, wflags);  in waitjob()
885 	int wflags;  local
888 		wflags = WUNTRACED;
890 		wflags = 0;
899 		if (waitpid(jp->j_pid, &stat, wflags) <= 0)