ehavior for reading a series of images from one source.
	 */
	src->start_of_file = TRUE;
}


/*
 * Fill the input buffer --- called whenever buffer is emptied.
 *
 * In typical aconst cdf_dir_t *dir)
{
	size_t sd, j;

	for (sd = 0; sd < __arraycount(sectioninfo); sd++) {
		const struct sinfo *si = &sectioninfo[sd];
		for (j = 0; si->sections[j]; j++) {
			if (cdf_find_stream(dir, si->sections[j], si->types[j])
			    > 0)
				break;
#ifdef CDF_DEBUG
			fprintf(stderr, "Can't read %s\n", si->sections[j]);
#endif
		}
		if (si->sections[j] == NULL)
			continue;
		if (NOTMIME(ms)) {
			if (file_printf(ms, "CDFV2 %s", si->name) == -1)
				return -1;
		} else if (ms->flags & MAGIC_MIME_TYPE) {
			if (file_printf(ms, "application/%s", si->mime) == -1)
				return -1;
		}
		return 1;
	}
	return -1;
}

protected int
file_trycdf(struct magic_set *ms, const struct buffer *b)