macro FLT_RADIX constant FLT_ROUNDS macro FLT_MANT_DIG macro DBL_MANT_DIG macro LDBL_MANT_DIG constant FLT_DIG >= 6 constant DBL_DIG >= 10 constant LDBL_DIG >= 10 macro FLT_MIN_EXP macro DBL_MIN_EXP macro LDBL_MIN_EXP constant FLT_MIN_10_EXP <= -37 constant DBL_MIN_10_EXP <= -37 constant LDBL_MIN_10_EXP <= -37 macro FLT_MAX_EXP macro DBL_MAX_EXP macro LDBL_MAX_EXP constant FLT_MAX_10_EXP >= 37 constant DBL_MAX_10_EXP >= 37 constant LDBL_MAX_10_EXP >= 37 constant FLT_MAX >= 1.0E37 constant DBL_MAX >= 1.0E37 constant LDBL_MAX >= 1.0E37 macro FLT_EPSILON macro DBL_EPSILON macro LDBL_EPSILON macro FLT_MIN macro DBL_MIN macro LDBL_MIN #if !defined ISO && !defined XPG3 && !defined XPG4 && !defined POSIX && !defined UNIX98 constant DECIMAL_DIG >= 10 constant FLT_EVAL_METHOD #endif #if defined ISO11 constant DBL_HAS_SUBNORM constant FLT_HAS_SUBNORM constant LDBL_HAS_SUBNORM constant DBL_DECIMAL_DIG >= 10 constant FLT_DECIMAL_DIG >= 6 constant LDBL_DECIMAL_DIG >= 10 constant DBL_TRUE_MIN <= 1E-37 constant FLT_TRUE_MIN <= 1E-37 constant LDBL_TRUE_MIN <= 1E-37 #endif allow *_t