unlike the x86 variant, the m68k ld80 format allows (biased) exponent
zero with mantissa msb set, thereby extending the normal range.
#define FLT_EVAL_METHOD 2
#define LDBL_TRUE_MIN 3.6451995318824746025e-4951L
-#define LDBL_MIN 3.3621031431120935063e-4932L
+#define LDBL_MIN 1.68105157155604675313e-4932L
#define LDBL_MAX 1.1897314953572317650e+4932L
#define LDBL_EPSILON 1.0842021724855044340e-19L
#define LDBL_MANT_DIG 64
-#define LDBL_MIN_EXP (-16381)
+#define LDBL_MIN_EXP (-16382)
#define LDBL_MAX_EXP 16384
#define LDBL_DIG 18