NAME logb, logbf, logbl - get exponent of a floating-point value LIBRARY Math library ( libm ... float logbf(float x ); long double logbl(long double x ); Feature Test Macro Requir…NAME logb, logbf, logbl - get exponent of a floating-point value LIBRARY Math library ( libm ... float logbf(float x ); long double logbl(long double x ); Feature Test Macro Requir…NAME logb, logbf, logbl - get exponent of a floating-point value LIBRARY Math library ( libm ... float logbf(float x ); long double logbl(long double x ); Feature Test Macro Requir…