aptdec/w32util.h

extern char * basename (const char *filename);

extern char *dirname(const char *path);

extern int	opterr,		/* if error message should be printed */
	optind ,		/* index into parent argv vector */
	optopt,			/* character checked for validity */
	optreset;		/* reset getopt */
extern char	*optarg;		/* argument associated with option */


extern int getopt(int nargc, char * const *nargv, const char *ostr);