#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <stropts.h>
#include <sys/ioctl.h>
#include <stdio.h>



int main() {
  int ipc = open("/dev/ttyIPC0", O_RDWR);
  int line = 19;
  int ret = ioctl(ipc,TIOCSETD,&line);

  if (ret)
    return 1;

  while(1)
    sleep(10000);
}