Use #include <unistd.h> rather than the explicit externs in the

example.  The externs haven't been needed in about 10 years, so
there's no reason to have them other than for hysterical raisins.  And
the California Rasins haven't been around for a long time...

1 files changed, 1 insertions, 2 deletions

diff --git a/lib/libc/stdlib/getopt.3 b/lib/libc/stdlib/getopt.3
index bdbed8d..88fb51f 100644
--- a/lib/libc/stdlib/getopt.3
+++ b/lib/libc/stdlib/getopt.3
@@ -164,8 +164,7 @@ The
 function returns \-1 when the argument list is exhausted.
 .Sh EXAMPLES
 .Bd -literal -compact
-extern char *optarg;
-extern int optind;
+#include <unistd.h>
 int bflag, ch, fd;
 
 bflag = 0;