Lst_AtFront(&includes, current);
Lst_Push(&input_stack, current);
Parse_FromString(str, lineno)    char		*str;    unsigned long	lineno;{    if (DEBUG(FOR))	(void)fprintf(stderr, "%s\n----\n", str);    if (current != NULL)	Lst_AtFront(&includes, current);    current = new_istring(str, current->fname, lineno);}