I'm sorry I forgot to include this in my initial message.  I found no 
difference in performance time or memory usage (with a small file), so that 
does not seem to be an advantage.

And I am serious about this--I really want to know.  Is there any good reason 
to have a separate C program?

On Mon, May 3, 2021, at 16:28, Greg Reagle wrote:
> Would sbase suck less if the program head, which is currently a C 
> program of 77 lines, were replaced with something like 
>   #!/bin/sh
>   sed "$1"q
> 
> I know that it would need to be a bit more elaborate than that to 
> handle the -n flag, but still.  Is there any advantage to having a 
> separate C program?
> 

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