--???ESC must appear before --man
the reason is that --man stops any further left-to-right option parsing

On Thu, 02 Jul 2009 16:38:01 -0400 (EDT) [email protected] (Norman Ramsey) 
wrote:
> When I run

>           ksh --man --???ESC 2>&1

> I get a nicely printed man page with bold text.  When I run

>         ksh --man --???ESC 2>&1 | cat

> all the bold text is gone.  I thought the purpose of the --???ESC option
> was to preserve the 'escape codes' that make certain words bold, underlined,
> and so on.  What have I misunderstood?

> If it's helpful, ${.sh.version} is

> Version M 93s+ 2008-01-31

> Norman
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