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#include <float.h>
extern int fegetround(void);
#define FLT_ROUNDS fegetround()
/** rounding direction **/
/***
describes the rounding mode of floating-point addition used by the
implementation. It is not necessarily constant.
***/
/*
VALUE_SELECT(-1, indeterminable)
VALUE_SELECT(0, toward zero)
VALUE_SELECT(1, to nearest)
VALUE_SELECT(2, toward positive infinity)
VALUE_SELECT(3, toward negative infinity)
SEE_ALSO(FUNCTION(fegetround))
*/
/*
STDC(1)
*/
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