wait_pid          234 ext/standard/proc_open.c 	pid_t wait_pid;
wait_pid          263 ext/standard/proc_open.c 		wait_pid = waitpid(proc->child, &wstatus, waitpid_options);
wait_pid          264 ext/standard/proc_open.c 	} while (wait_pid == -1 && errno == EINTR);
wait_pid          266 ext/standard/proc_open.c 	if (wait_pid <= 0) {
wait_pid          352 ext/standard/proc_open.c 	pid_t wait_pid;
wait_pid          378 ext/standard/proc_open.c 	wait_pid = waitpid(proc->child, &wstatus, WNOHANG|WUNTRACED);
wait_pid          380 ext/standard/proc_open.c 	if (wait_pid == proc->child) {
wait_pid          398 ext/standard/proc_open.c 	} else if (wait_pid == -1) {