text: #ifndef STDDEF_HEADER
  #define STDDEF_HEADER
  
  #include <stdint.h>
  
  #if MCL_BITNESS == 64
  typedef uint64_t size_t;
  typedef int64_t ssize_t;
  
  typedef int64_t ptrdiff_t;
  typedef uint64_t off_t;
  
  typedef int64_t int_t;
  typedef uint64_t uint_t;
  #else
  typedef uint32_t size_t;
  typedef int32_t ssize_t;
  
  typedef int32_t ptrdiff_t;
  typedef uint32_t off_t;
  
  typedef int32_t int_t;
  typedef uint32_t uint_t;
  #endif
  
  #ifndef __cplusplus
  typedef uint16_t wchar_t;
  #endif
  
  #define NULL (void*)0
  
  #define offsetof(Type, Member) (off_t)(&((Type*)0)-> ## Member)
  
  #endif // STDDEF_HEADER