shithub: npe

ref: 6f09b2eb26e06e6a42f1a06067450e1989d35a8f
dir: /libnpe/isnormal.c/

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

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