Re: major gawk bug

[Aharon Robbins]

> I beleive the right fix for regexes is to use RE_ICASE flag instead
> of the translate table.
> The hard-coded table is also used in gawk for various case-insensitive
> comparisons; these should be replaced by a call to tolower().
> The hard-coded table should be then removed.

I have some tentative changes in place that work this way.  It passes
`make check'.  I am still concerned about performance, especially
the use of tolower().

If you or Mr. Ievlev can test them and give me some feedback, let
me know and I'll send them to you.

Arnold