/usr/bin/dirname calls getopt but doesn't need it [patch]

["Douwe Kiela" <virtus@xxxxxxxxxx>]

Hello,

/usr/bin/dirname uses getopt(), but doesn't do anything with it, thus it can
be removed.
A patch is to be found here:

http://virtus.ath.cx/dfbsd/dirname.c.diff

Regards,
Douwe