shithub: npe

ref: ab3b4d3d9fc91716220b146dc0f57653a5b1daf4
dir: /libnpe/isnormal.c/

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

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