#define	NFLAG	128#define	NCMDLINE	512#define	NGETFLAGSARGV	256extern char **flag[NFLAG];extern char cmdline[NCMDLINE+1];extern char *cmdname;extern char *flagset[];extern char *getflagsargv[NGETFLAGSARGV+2];int getflags(int, char *[], char *);void usage(char *);