Don't explicitly declare optarg and optind. These are declared in

unistd.h, which is already included.

4 files changed, 0 insertions, 6 deletions

diff --git a/bin/chio/chio.c b/bin/chio/chio.c
index c7ee344..e3f6551 100644
--- a/bin/chio/chio.c
+++ b/bin/chio/chio.c
@@ -54,7 +54,6 @@ static const char rcsid[] =
 #include "pathnames.h"
 
 extern	char *__progname;	/* from crt0.o */
-extern int optreset;		/* from getopt.o */
 
 static	void usage __P((void));
 static	void cleanup __P((void));
diff --git a/bin/date/date.c b/bin/date/date.c
index 95d0bae..99ebfe6 100644
--- a/bin/date/date.c
+++ b/bin/date/date.c
@@ -78,8 +78,6 @@ main(argc, argv)
 	int argc;
 	char **argv;
 {
-	extern int optind;
-	extern char *optarg;
 	struct timezone tz;
 	int ch, rflag;
 	int jflag, nflag;
diff --git a/bin/ln/ln.c b/bin/ln/ln.c
index 9ec1efc..686e031 100644
--- a/bin/ln/ln.c
+++ b/bin/ln/ln.c
@@ -71,7 +71,6 @@ main(argc, argv)
 	int argc;
 	char *argv[];
 {
-	extern int optind;
 	struct stat sb;
 	int ch, exitval;
 	char *p, *sourcedir;
diff --git a/bin/pax/options.c b/bin/pax/options.c
index 4ea96e4..ec274d1 100644
--- a/bin/pax/options.c
+++ b/bin/pax/options.c
@@ -188,8 +188,6 @@ pax_options(argc, argv)
 	unsigned int bflg = 0;
 	register char *pt;
         FSUB tmp;
-	extern char *optarg;
-	extern int optind;
 
 	/*
 	 * process option flags