_MAX
# define SCM_FLTMAX FLT_MAX
#else
# define SCM_FLTMAX 1e+23
#endif /* def FLT_MAX */


/* SCM_INTBUFLEN is the maximum number of characters neccessary for
 * the printed or scm_string representation of an intmax_t in
 * radix 2.  The buffer passed to scm_iint2str and scm_iuint2str must
 * be of this size, for example.
 */
#define SCM_INTBUFLEN (5 + SCM_CHAR_BIT*sizeof(intmax_t))