Where Online Learning is simpler!

The C and C++ Include Header Files

/usr/include/x86_64-linux-gnu/bits/wordsize.h


$ cat -n /usr/include/x86_64-linux-gnu/bits/wordsize.h

     1	/* Determine the wordsize from the preprocessor defines.  */
     2	
     3	#if defined __x86_64__ && !defined __ILP32__
     4	# define __WORDSIZE	64
     5	#else
     6	# define __WORDSIZE	32
     7	#define __WORDSIZE32_SIZE_ULONG		0
     8	#define __WORDSIZE32_PTRDIFF_LONG	0
     9	#endif
    10	
    11	#ifdef __x86_64__
    12	# define __WORDSIZE_TIME64_COMPAT32	1
    13	/* Both x86-64 and x32 use the 64-bit system call interface.  */
    14	# define __SYSCALL_WORDSIZE		64
    15	#else
    16	# define __WORDSIZE_TIME64_COMPAT32	0
    17	#endif