#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>

/* char buf[1024]; */
int main(void)
{
  int f1;
  int fds[2];

  pipe(fds);

  f1 = open("mytmp", O_RDWR | O_CREAT, 0777);

  printf("file descriptor is %d\n", f1);
  printf("pipe descriptors are %d and %d\n", fds[0], fds[1]);
  return 0;
}