#include <sys/types.h>
#include <sys/shm.h>
#include <strings.h>
#include <errno.h>

int
main (void)
{
  key_t mykey;
  int shmid;

  printf ("opening shmget.c:1\n");
  mykey = ftok ("shmget.c", 1);

  shmid = shmget (mykey, 65536, 0777);
  if (shmid != -1)
    printf ("shm id %x\n", shmid);
  else
    {
      printf ("error %d, %s\n", errno, strerror (errno));
      return 1;
    }

  return 0;
}