vis.[ch]

[Kevin Steves]

On Thu, 20 Sep 2001, Tom Holroyd wrote:
:As a separate problem, I note that lots of the mainline codes in
:openssh do explicit
:	extern int optind;
:etc., rather than relying on getopt.h.  That's probably wrong.
:(Why doesn't openssh use unistd.h for that, by the way?)

it certainly isn't wrong, and it makes sense in portable programs because
different systems may or may not declare optind and friends in certain
header files.