19 #define	SETUP(fd, rfds, tv) do {				\  argument
20 	FD_ZERO(&(rfds));					\
21 	FD_SET((fd), &(rfds));					\
61 	fd_set rfds;  in child()  local
75 		SETUP(fd, rfds, tv);  in child()
76 		if (select(fd + 1, &rfds, NULL, NULL, &tv) < 0)  in child()
90 		report(num++, "0", 1, FD_ISSET(fd, &rfds));  in child()
106 	SETUP(fd, rfds, tv);  in child()
107 	if (select(fd + 1, &rfds, NULL, NULL, &tv) < 0)  in child()
109 	report(num++, "1", 0, FD_ISSET(fd, &rfds));  in child()
115 	SETUP(fd, rfds, tv);  in child()
116 	if (select(fd + 1, &rfds, NULL, NULL, &tv) < 0)  in child()
118 	report(num++, "2", 1, FD_ISSET(fd, &rfds));  in child()
121 	SETUP(fd, rfds, tv);  in child()
122 	if (select(fd + 1, &rfds, NULL, NULL, &tv) < 0)  in child()
124 	report(num++, "2a", 0, FD_ISSET(fd, &rfds));  in child()
130 	SETUP(fd, rfds, tv);  in child()
131 	if (select(fd + 1, &rfds, NULL, NULL, &tv) < 0)  in child()
133 	report(num++, "3", 1, FD_ISSET(fd, &rfds));  in child()
146 	SETUP(fd, rfds, tv);  in child()
147 	if (select(fd + 1, &rfds, NULL, NULL, &tv) < 0)  in child()
149 	report(num++, "4", 0, FD_ISSET(fd, &rfds));  in child()
155 	SETUP(fd, rfds, tv);  in child()
156 	if (select(fd + 1, &rfds, NULL, NULL, &tv) < 0)  in child()
158 	report(num++, "5", 1, FD_ISSET(fd, &rfds));  in child()
169 	SETUP(fd, rfds, tv);  in child()
170 	if (select(fd + 1, &rfds, NULL, NULL, &tv) < 0)  in child()
172 	report(num++, "6", 1, FD_ISSET(fd, &rfds));  in child()
175 	SETUP(fd, rfds, tv);  in child()
176 	if (select(fd + 1, &rfds, NULL, NULL, &tv) < 0)  in child()
178 	report(num++, "6a", 1, FD_ISSET(fd, &rfds));  in child()
195 		SETUP(fd, rfds, tv);  in child()
196 		if (select(fd + 1, &rfds, NULL, NULL, &tv) < 0)  in child()
198 		report(num++, "6b", 1, FD_ISSET(fd, &rfds));  in child()
200 		SETUP(fd, rfds, tv);  in child()
201 		if (select(fd + 1, &rfds, NULL, NULL, &tv) < 0)  in child()
203 		report(num++, "6c", 1, FD_ISSET(fd, &rfds));  in child()
205 		SETUP(fd, rfds, tv);  in child()
206 		if (select(fd + 1, &rfds, NULL, NULL, &tv) < 0)  in child()
208 		report(num++, "6d", 1, FD_ISSET(fd, &rfds));  in child()