shithub: npe

ref: 3316fe5b0e96afe3d3ec3603681f3456b2703b11
dir: /libnpe/isnormal.c/

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

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