Changes for GETOPT.C by Andreas Scherer, January 20, 1995.

@x l.44
#include <stdio.h>
@y
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stddef.h>
@z

@x l.176
char *getenv ();
@y
@z

@x l.179
my_index (str, chr)
     const char *str;
     int chr;
@y
my_index (
     const char *str,
     int chr)
@z

@x l.227
exchange (argv)
     char **argv;
@y
exchange (
     char **argv)
@z

@x l.674
getopt (argc, argv, optstring)
     int argc;
     char *const *argv;
     const char *optstring;
@y
getopt (
     int argc,
     char *const *argv,
     const char *optstring)
@z