[patch] Tweak _sch_test() to deal with c >= 256 correctly

DJ Delorie dj@redhat.com
Wed Jun 19 15:38:00 GMT 2002

> For the uses that cpplib puts these to, it is acceptable
> implementation-defined behavior for them all to return false for all
> values outside the 7-bit ASCII range.

Ok, so ISW*() should be easy to implement.  I still think it's a good
idea to keep the ISW*() functionality separate from the IS*()
functionality, though.  That mimics the isw*() functions in

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