141 static int testdev_ffs_ifnum(FILE *fd)  in testdev_ffs_ifnum()  argument
149 		if (fread(u.buf, 1, 1, fd) != 1)  in testdev_ffs_ifnum()
151 		if (fread(u.buf + 1, (unsigned char)u.buf[0] - 1, 1, fd) != 1)  in testdev_ffs_ifnum()
164 static int testdev_ifnum(FILE *fd)  in testdev_ifnum()  argument
168 	if (fread(&dev, sizeof dev, 1, fd) != 1)  in testdev_ifnum()
214 		return testdev_ffs_ifnum(fd);  in testdev_ifnum()
241 		return testdev_ffs_ifnum(fd);  in testdev_ifnum()
248 	FILE				*fd;  in find_testdev()  local
257 	fd = fopen(name, "rb");  in find_testdev()
258 	if (!fd) {  in find_testdev()
263 	ifnum = testdev_ifnum(fd);  in find_testdev()
264 	fclose(fd);  in find_testdev()
293 usbdev_ioctl (int fd, int ifno, unsigned request, void *param)  in usbdev_ioctl()  argument
301 	return ioctl (fd, USBDEVFS_IOCTL, &wrapper);  in usbdev_ioctl()
307 	int			fd, i;  in handle_testdev()  local
310 	if ((fd = open (dev->name, O_RDWR)) < 0) {  in handle_testdev()
321 		status = usbdev_ioctl (fd, dev->ifnum,  in handle_testdev()
349 	close (fd);  in handle_testdev()