text: #ifndef OPTIONS_HPP
  #define OPTIONS_HPP
  
  #define A_COALESCE ((int) 'c')
  #define A_REVERSE ((int) 'r')
  #define A_REORDER ((int) 'o')
  #define A_LINE_DROP ((int) 'l')
  #define A_DEBUG_POLYGON ((int) '@')
  #define A_POLYGON_DROP ((int) 'p')
  #define A_DETECT_SHARED_BORDERS ((int) 'b')
  #define A_PREFER_RADIX_SORT ((int) 'R')
  #define A_CALCULATE_FEATURE_DENSITY ((int) 'g')
  #define A_INCREASE_GAMMA_AS_NEEDED ((int) 'G')
  #define A_MERGE_POLYGONS_AS_NEEDED ((int) 'm')
  #define A_DROP_DENSEST_AS_NEEDED ((int) 's')
  #define A_DROP_FRACTION_AS_NEEDED ((int) 'd')
  #define A_DROP_SMALLEST_AS_NEEDED ((int) 'n')
  #define A_COALESCE_DENSEST_AS_NEEDED ((int) 'S')
  #define A_COALESCE_SMALLEST_AS_NEEDED ((int) 'N')
  #define A_COALESCE_FRACTION_AS_NEEDED ((int) 'D')
  #define A_GRID_LOW_ZOOMS ((int) 'L')
  #define A_DETECT_WRAPAROUND ((int) 'w')
  #define A_EXTEND_ZOOMS ((int) 'e')
  #define A_CLUSTER_DENSEST_AS_NEEDED ((int) 'C')
  #define A_GENERATE_IDS ((int) 'i')
  #define A_CONVERT_NUMERIC_IDS ((int) 'I')
  #define A_HILBERT ((int) 'h')
  
  #define P_SIMPLIFY ((int) 's')
  #define P_SIMPLIFY_LOW ((int) 'S')
  #define P_SIMPLIFY_SHARED_NODES ((int) 'n')
  #define P_FEATURE_LIMIT ((int) 'f')
  #define P_KILOBYTE_LIMIT ((int) 'k')
  #define P_DYNAMIC_DROP ((int) 'd')
  #define P_INPUT_ORDER ((int) 'i')
  #define P_POLYGON_SPLIT ((int) 'p')
  #define P_CLIPPING ((int) 'c')
  #define P_DUPLICATION ((int) 'D')
  #define P_TINY_POLYGON_REDUCTION ((int) 't')
  #define P_TILE_COMPRESSION ((int) 'C')
  #define P_TILE_STATS ((int) 'g')
  #define P_USE_SOURCE_POLYGON_WINDING ((int) 'w')
  #define P_REVERSE_SOURCE_POLYGON_WINDING ((int) 'W')
  #define P_EMPTY_CSV_COLUMNS ((int) 'e')
  
  extern int prevent[256];
  extern int additional[256];
  
  #endif
  