1 #define NFLAG 128 2 #define NCMDLINE 512 3 #define NGETFLAGSARGV 256 4 extern char **flag[NFLAG]; 5 extern char cmdline[NCMDLINE+1]; 6 extern char *cmdname; 7 extern char *flagset[]; 8 extern char *getflagsargv[NGETFLAGSARGV+2]; 9 int getflags(int, char *[], char *); 10 void usage(char *);