lib wait,wait2,wait3,wait4,waitpid
tst ok_wif sys/types.h sys/wait.h note{ POSIX wait(2) macros ok }end compile{
	int	ifexited = WIFEXITED(0);
	int	exitstatus = WEXITSTATUS(0);
	int	ifsignaled = WIFSIGNALED(0);
	int	termsig = WTERMSIG(0);
	int	ifstopped = WIFSTOPPED(0);
	int	stopsig = WSTOPSIG(0);
}end
