}
	output := runTestProg(t, "testprognet", "SignalDuringExec")
	want := "OK\n"
	if output != want {
		t.Fatalf("want %s, got %s\n", want, output)
	}
}

func TestSignalM(t *testing.T) {
	r, w, errno := runtime.Pipe()
	if errno != 0 {
		t.Fatal(syscall.Errno(errno))
	}
	defer func() {
		runtime.Close(r)
		runtime.Close(w)
	}()
	runtime.Closeonexec(r)