result = TclParseBackslash(src, LINE_LENGTH, &numRead, dst);
    if (numRead == LINE_LENGTH) {
	/*
	 * We ate a whole line. Pay the price of a strlen()
	 */

	result = TclParseBackslash(src, (int)strlen(src), &numRead, dst);
	result = TclParseBackslash(src, strlen(src), &numRead, dst);
    }
    if (readPtr != NULL) {
	*readPtr = numRead;
    }
    return result;
}