151   pid_t childPid;  in main()  local
153   childPid = fork();  in main()
154   if (childPid == -1)  in main()
157   if (childPid == 0)  in main()
161   if (TEMP_FAILURE_RETRY (waitpid (childPid, &status, 0)) != childPid)  in main()
165   childPid = fork();  in main()
166   if (childPid == -1)  in main()
169   if (childPid == 0)  in main()
172   if (TEMP_FAILURE_RETRY (waitpid (childPid, &status, 0)) != childPid)  in main()
176   childPid = fork();  in main()
177   if (childPid == -1)  in main()
180   if (childPid == 0)  in main()
183   if (TEMP_FAILURE_RETRY (waitpid (childPid, &status, 0)) != childPid)  in main()