char	*end;
    if ((element == NULL) || (strlen(element) == 0))
	return (0);
    do {
	if ((end = strchr(element, '&')) != NULL)
	    *end = '\0';
	if (!valid_simple_element(element))
	    return (0);
	if (end != NULL)
	    element = end + 1;
    } while (end != NULL);
    return (1);
}

/*
 *	Validates a version string by the extended JSR 56 grammar.
 */
int
JLI_ValidVersionString(char *version_string)
{
    char	*vs;
    char	*m1;
    char	*end;
    if ((version_string == NULL) || (strlen(version_string) == 0))
	return (0);
    m1 = vs = JLI_StringDup(version_string);
    do {
	if ((end = strchr(vs, ' ')) != NULL)
	    *end = '\0';
	if (!valid_element(vs)) {
	    JLI_MemFree(m1);
	    return (0);
	}
	if (end != NULL)
	    vs = end + 1;
    } while (end != NULL);
    JLI_MemFree(m1);
    return (1);
}