TWAIT_OPTION
___STRING(TWAIT_OPTION));
wait4(WAIT_ANY, NULL, TWAIT_OPTION, NULL) == -1);
___STRING(TWAIT_OPTION));
WTRAPPED | WEXITED | TWAIT_OPTION, NULL, NULL) == -1);
TWAIT_OPTION == 0 ? "out" : "");
waitpid(WAIT_ANY, NULL, o | TWAIT_OPTION) == -1);
TWAIT_OPTION == 0 ? "out" : "");
waitid(P_ALL, 0, NULL, o | TWAIT_OPTION) == -1);
wait3(NULL, o | TWAIT_OPTION, NULL) == -1);
___STRING(TWAIT_OPTION));
wait4(WAIT_ANY, NULL, o | TWAIT_OPTION, NULL) == -1);
___STRING(TWAIT_OPTION));
wait6(P_ALL, 0, NULL, o | TWAIT_OPTION, NULL, NULL) == -1);
#if TWAIT_OPTION == 0
#ifndef TWAIT_OPTION
#if TWAIT_OPTION == 0
___STRING(TWAIT_OPTION));
ATF_REQUIRE_ERRNO(ECHILD, waitpid(WAIT_ANY, NULL, TWAIT_OPTION) == -1);
___STRING(TWAIT_OPTION));
WTRAPPED | WEXITED | TWAIT_OPTION) == -1);
ATF_REQUIRE_ERRNO(ECHILD, wait3(NULL, TWAIT_OPTION, NULL) == -1);