getopt: ugly linker messages

[Bryan Higgins]

Christopher Faylor wrote:

>You can use unistd.h if you want.  If you knew this already why were you
>asking the question?

>From the gnu getopt(3) man page (mysteriously missing in cygwin):

       #include <unistd.h>

       int getopt(int argc, char * const argv[],
                  const char *optstring);

       extern char *optarg;
       extern int optind, opterr, optopt;

If one does this with the latest cygwin, ugly linker messages result.

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