exitsyscall()
	KeepAlive(wstatus)
	KeepAlive(rusage)
	return int(call.r1), call.err
}

//go:nosplit
//go:linkname syscall_write
//go:cgo_unsafe_args
func syscall_write(fd, buf, nbyte uintptr) (n, err uintptr) {
	call := libcall{
		fn:   uintptr(unsafe.Pointer(&libc_write)),
		n:    3,
		args: uintptr(unsafe.Pointer(&fd)),
	}

//go:linkname syscall_setpgid syscall.setpgid
//go:nosplit
func syscall_setpgid(pid, pgid uintptr) (err uintptr) {
	_, err = syscall2(&libc_setpgid, pid, pgid)
	return
}

//go:linkname syscall_write1 syscall.write1
//go:nosplit
func syscall_write1(fd, buf, nbyte uintptr) (n, err uintptr) {
	n, err = syscall3(&libc_write, fd, buf, nbyte)
	return