on_acquire_display (int signal)
{
        int fd;

        fd = open ("/dev/tty0", O_RDWR | O_NOCTTY);
        ioctl(fd, VT_RELDISP, VT_ACKACQ);
        close(fd);
}
on_acquire_display (int signal)
{
        int fd;

        fd = open ("/dev/tty0", O_RDWR | O_NOCTTY);
        ioctl(fd, VT_RELDISP, VT_ACKACQ);
        close(fd);
}