CGIDEBUG(("env-match [%s] = [%s]\n", zName, zValue));
      return zValue;
    }
  }
  CGIDEBUG(("no-match [%s]\n", zName));
  return zDefault;
}

/*
** Return TRUE if the specific parameter exists and is a query parameter.
** Return FALSE if the parameter is a cookie or environment variable.
*/
int cgi_is_qp(const char *zName){
  int i;
  if( zName==0 || fossil_isupper(zName) ) return 0;
  for(i=0; i<nUsedQP; i++){
    if( fossil_strcmp(aParamQP[i].zName,zName)==0 ){
      return aParamQP[i].isQP;
    }
  }
  return 0;
}

/*
** Renders the "begone, spider" page and exits.
*/
static void cgi_begone_spider(const char *zName){
  Blob content = empty_blob;
  cgi_set_content(&content);