if (c != '\0' && !isalpha(UCHAR(c))) {
		return SP;
	    }
	}
	tokStart = yyInput;

	if (isdigit(UCHAR(c = *yyInput))) { /* INTL: digit */
	    

	    /*
	     * Convert the string into a number; count the number of digits.
	     */
	    int num = c - '0';
	    p = (char *)yyInput;
	    while (isdigit(UCHAR(c = *(++p)))) {
		if (num >= 0) {

		    *p++ = c;
		}
	    }
	    *p = '\0';
	    yyInput--;
	    location->last_column = yyInput - info->dateStart - 1;
	    ret = LookupWord(yylvalPtr, buff);
	    /* 
	    /*
	     * lookahead:
	     *	for spaces to consider word boundaries (for instance
	     *	literal T in isodateTisotimeZ is not a TZ, but Z is UTC);
	     *	for +/- digit, to differentiate between "GMT+1000 day" and "GMT +1000 day";
	     * bypass spaces after token (but ignore by TZ+OFFS), because should 
	     * bypass spaces after token (but ignore by TZ+OFFS), because should
	     * recognize next SP token, if TZ only.
	     */
	    if (ret == tZONE || ret == tDAYZONE) {
		c = *yyInput;
		if (isdigit(UCHAR(c))) { /* literal not a TZ  */
		    yyInput = tokStart;
		    return *yyInput++;