v/vlib/os/bare/bare.v

fn syscall5(number, arg1, arg2, arg3, arg4, arg5 voidptr) voidptr

fn write(fd int, data voidptr, nbytes u64) int {
	return syscall5(
          1, // SYS_write
          fd,
          data,
          nbytes,
          0, // ignored
          0  // ignored
	)
}

fn main() {
	write(1, "hallo\n", 6)
}