printf("var signals = [...]string {\n");
	qsort(signals, nelem(signals), sizeof signals[0], intcmp);
	for(i=0; i<nelem(signals); i++) {
		e = signals[i];
		if(i > 0 && signals[i-1] == e)
			continue;
		strcpy(buf, strsignal(e));
		// lowercase first letter: Bad -> bad, but STREAM -> STREAM.
		if(A <= buf[0] && buf[0] <= Z && a <= buf[1] && buf[1] <= z)
			buf[0] += a - A;
		// cut trailing : number.
		p = strrchr(buf, ":"[0]);
		if(p)

    }

    def "can be used in parallel"() {
        def threads = 5
        def startSignal = new CountDownLatch(1)
        def doneSignal = new CountDownLatch(threads)

        when:
        threads.times {
            new Thread({
                startSignal.await()
                def spawnedProject = ProjectBuilder.builder().build()
                try {

			res = "exit status " + itoa.Itoa(code) // unix
		}
	case status.Signaled():
		res = "signal: " + status.Signal().String()
	case status.Stopped():
		res = "stop signal: " + status.StopSignal().String()
		if status.StopSignal() == syscall.SIGTRAP && status.TrapCause() != 0 {
			res += " (trap " + itoa.Itoa(status.TrapCause()) + ")"
		}
	case status.Continued():
		res = "continued"
	}
	if status.CoreDump() {

func (w WaitStatus) CoreDump() bool     { return false }
func (w WaitStatus) Stopped() bool      { return false }
func (w WaitStatus) Continued() bool    { return false }
func (w WaitStatus) StopSignal() Signal { return 0 }
func (w WaitStatus) TrapCause() int     { return 0 }

// XXX made up
type Rusage struct {
	Utime Timeval
	Stime Timeval
}

// XXX made up
type ProcAttr struct {

func (w WaitStatus) CoreDump() bool     { return false }
func (w WaitStatus) Stopped() bool      { return false }
func (w WaitStatus) Continued() bool    { return false }
func (w WaitStatus) StopSignal() Signal { return 0 }
func (w WaitStatus) TrapCause() int     { return 0 }

// Rusage is a placeholder to allow compilation of the [os/exec] package
// because we need Go programs to be portable across platforms. WASI does