Removes extraneous variables from getopt(3). Inspired by one of

David Hill's diffs.
ok otto

src/lib/libc/stdlib/getopt.3

@@ -25,7 +25,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"	$OpenBSD: getopt.3,v 1.37 2005/10/11 01:23:41 jaredy Exp $
+.\"	$OpenBSD: getopt.3,v 1.38 2006/03/15 02:50:25 ray Exp $
 .\"
 .Dd December 17, 2002
 .Dt GETOPT 3
@@ -176,8 +176,6 @@ and
 .Va argv
 after option argument processing has completed.
 .Bd -literal -offset indent
-extern char *optarg;
-extern int optind;
 int bflag, ch, fd;
 
 bflag = 0;