BIOCGBLEN
if (ioctl(BpfFd, BIOCGBLEN, (caddr_t)&BpfLen) < 0) {
if (ioctl(info->rfdesc, BIOCGBLEN, &sz) < 0)
if (ioctl(fd, BIOCGBLEN, &bufsize) == -1)
case BIOCGBLEN:
case BIOCGBLEN:
if (ioctl(iflist->ii_fd, BIOCGBLEN, (caddr_t)&bufsize) == -1) {
if (ioctl(fd, BIOCGBLEN, (caddr_t)&v) < 0)