*/
#ifndef lint
-static char rcsid[] = "$Id: pppstats.c,v 1.15 1996/08/28 06:43:30 paulus Exp $";
+static char rcsid[] = "$Id: pppstats.c,v 1.18 1997/03/04 03:44:47 paulus Exp $";
#endif
#include <stdio.h>
char *progname;
char *interface;
+#if defined(SUNOS4) || defined(ULTRIX) || defined(NeXT)
+extern int optind;
+extern char *optarg;
+#endif
+
void
usage()
{