/* now read the info */
r = read(fd, &uheader, sizeof(uheader));
if (r != sizeof(uheader)) {
- printf("error: read of %d bytes failed: %d %d\n", sizeof(uheader), r,
+ printf("error: read of %lu bytes failed: %d %d\n", sizeof(uheader), r,
errno);
return (-1);
}