text: #ifndef JEMALLOC_INTERNAL_BIN_TYPES_H
  #define JEMALLOC_INTERNAL_BIN_TYPES_H
  
  #include "jemalloc/internal/sc.h"
  
  #define BIN_SHARDS_MAX (1 << EXTENT_BITS_BINSHARD_WIDTH)
  #define N_BIN_SHARDS_DEFAULT 1
  
  /* Used in TSD static initializer only. Real init in arena_bind(). */
  #define TSD_BINSHARDS_ZERO_INITIALIZER {{UINT8_MAX}}
  
  typedef struct tsd_binshards_s tsd_binshards_t;
  struct tsd_binshards_s {
  	uint8_t binshard[SC_NBINS];
  };
  
  #endif /* JEMALLOC_INTERNAL_BIN_TYPES_H */
  