#include <stdlib.h>
#include <fcntl.h>
#include <linux/kd.h>

int main(int argc, char *argv[])
{
    int fd = open("/dev/tty10", O_RDONLY);
    if (fd == -1 || argc != 3){
            printf("Deu ruim DG %d %d",fd,argc);
            return -1;
    }
    return ioctl(fd, KDMKTONE, (atoi(argv[2])<<16)+(1193180/atoi(argv[1])));
}