sysdeps/sparc/sparc64/bits/wordsize.h - nest-cam/v366/glibc - Git at Google

 /* Determine the wordsize from the preprocessor defines.  */

 #if defined __arch64__ || defined __sparcv9
 # define __WORDSIZE	64
 # define __WORDSIZE_COMPAT32	1
 #else
 # define __WORDSIZE	32
 #endif
	/* Determine the wordsize from the preprocessor defines. */

	#if defined __arch64__ \|\| defined __sparcv9
	# define __WORDSIZE 64
	# define __WORDSIZE_COMPAT32 1
	#else
	# define __WORDSIZE 32
	#endif