int isPage = 0;
  const char *z;
  const char *zCmdOrPage;
  const CmdOrPage *pCmd = 0;
  int useHtml = 0;
  Blob txt;
  if( g.argc<3 ){
    if( isatty(1) ){
      z = g.argv[0];
      fossil_print(
        "Usage: %s help TOPIC\n"
        "Try \"%s help help\" or \"%s help -a\" for more options\n"
        "Frequently used commands:\n",
        z, z, z);
      command_list(0, CMDFLAG_1ST_TIER);
      version_cmd();
    }
    else {
      fossil_print("fossil commands:\n\n");
      command_list(0, CMDFLAG_1ST_TIER);
      fossil_print("\nfossil auxiliary commands:\n\n");
      command_list(0, CMDFLAG_2ND_TIER);
      fossil_print("\n%s", zOptions);
      fossil_print("\nfossil settings:\n\n");
      command_list(0, CMDFLAG_SETTING);
      fossil_print("\nfossil web pages:\n\n");
      command_list(0, CMDFLAG_WEBPAGE);
      fossil_print("\n");
      version_cmd();
    }
    return;
  }
  if( find_option("options","o",0) ){
    fossil_print("%s", zOptions);
    return;
  }
  if( find_option("all","a",0) ){