Curious ksh hack

[Dave Klann]

In article <1486 at houdi.UUCP> marty1 at houdi.UUCP (M.BRILLIANT) writes:

  [ Discussion about the startup variable, and how it works. ]

>The desired effect is achieved if, as it says in the manual entry,
>"command and parameter substitution is performed on the value [of $ENV]
>to generate the pathname of the script ...."  On my system, substitution
>doesn't seem to happen, so it doesn't work.
>
>M. B. Brilliant					Marty

I fought this one for a while too.  Then after playing with the script,
and watching it carefully, I realized that the variable START (or its
equivalent) must be exported for the hack to work.  "DUH!," I said to
myself.  But hopefully this posting will help others avoid the same
mistake.