From by Johan Danielsson.
/* Empirically, the block counts on most SVR3 and SVR3-derived
systems seem to always be in terms of 512-byte blocks,
no matter what value f_bsize has. */
-# if _AIX
+# if _AIX || defined(_CRAY)
# define CONVERT_BLOCKS(b) adjust_blocks ((b), fsd.f_bsize, 512)
+# ifdef _CRAY
+# define f_bavail f_bfree
+# endif
# else
# define CONVERT_BLOCKS(b) (b)
# ifndef _SEQUENT_ /* _SEQUENT_ is DYNIX/ptx. */