594      nextchar(NULLSTR), listopt(NULLSTR)  in Options()
771    OptionSpec optspec = match_opt(*(nextchar++), (optctrls & Options::ANYCASE));  in parse_opt()
778          const char * save_nextchar = nextchar;  in parse_opt()
779          nextchar -= 1;  in parse_opt()
786             nextchar = save_nextchar;  in parse_opt()
791               << *(nextchar - 1) << "." << endl ;  in parse_opt()
793       optarg = (nextchar - 1);  // record the bad option in optarg  in parse_opt()
804    if (*nextchar) {  in parse_opt()
805       optarg = nextchar; // the argument is right here  in parse_opt()
806       nextchar = NULLSTR;   // we've exhausted this arg  in parse_opt()
871    const char * val = strpbrk(nextchar, ":=") ;  in parse_longopt()
873       len = val - nextchar ;  in parse_longopt()
878    OptionSpec  optspec = match_longopt(nextchar, len, ambiguous);  in parse_longopt()
885          const char * save_nextchar = nextchar;  in parse_longopt()
892             nextchar = save_nextchar;  in parse_longopt()
899               << nextchar << "." << endl ;  in parse_longopt()
901       optarg = nextchar;  // record the bad option in optarg  in parse_longopt()
902       nextchar = NULLSTR;    // we've exhausted this argument  in parse_longopt()
914       nextchar = NULLSTR;  // we've exhausted this argument  in parse_longopt()
921       nextchar = NULLSTR;   // we exhausted the rest of this arg  in parse_longopt()
932       nextchar = NULLSTR;         // we exhausted the rest of this arg  in parse_longopt()
952    nextchar = NULLSTR;           // we exhausted the rest of this arg  in parse_longopt()
1081    if ((nextchar) && *nextchar) {  in operator ()()
1119          nextchar = arg + 2;  in operator ()()
1122          nextchar = arg + 1;  in operator ()()
1127       nextchar = arg + 1;  in operator ()()