"Tim C." <tim.challenger@aon.at> writes:

> > 5) It is entirely POSSIBLE that existing implementations of PL/I do support
> > larger than 32767 strings today. However, so far, no one has provided a
> > specific reference to one (or more) that does/do.

IBM PL/I compilers do, as Mark Yudkin said recently.
Specifically Enterprise PL/I and VA PL/I.
MEMSEARCH, MVERIFY, etc handle string sequences of any length.