NAME logb, logbf, logbl - get exponent of a floating-point value LIBRARY Math library ( libm ... SYNOPSIS #include double logb(double x ); float logbf(float x ); long double logb…NAME logb, logbf, logbl - get exponent of a floating-point value LIBRARY Math library ( libm ... SYNOPSIS #include double logb(double x ); float logbf(float x ); long double logb…NAME logb, logbf, logbl - get exponent of a floating-point value LIBRARY Math library ( libm ... SYNOPSIS #include double logb(double x ); float logbf(float x ); long double logb…these functions are equivalent to the corresponding logb (3) functions, cast to int . RETURN VALUE ... floating-point exception. SEE ALSO log (3), logb (3), significandthese functions are equivalent to the corresponding logb (3) functions, cast to int . RETURN VALUE ... floating-point exception. SEE ALSO log (3), logb (3), significandthese functions are equivalent to the corresponding logb (3) functions, cast to int . RETURN VALUE ... floating-point exception. SEE ALSO log (3), logb (3), significand