shithub: npe

ref: 140d98da1c6e27684e778d91ef0b27776d521d60
dir: /libnpe/isnormal.c/

#include <math.h>
#include "_npe.h"

int
isnormal(double d)
{
	return d == 0 || isNaN(d) || isInf(d, 0);
}