Scott McDermott wrote:
> 
> H. Peter Anvin on Tue  7/03 15:49 -0800:
> > Actually $() is POSIX.
> 
> It doesn't work on Solaris' /bin/sh for example.  Although I believe
> that is actually ksh.
> 

ksh traditionally used the (()) syntax.  POSIX specified $().

        -hpa

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