shithub: 9ferno

ref: f38ffb2e9b569b388bfa44d08eab369509359ab7

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#include <lib9.h>

int
isNaN(double d)
{
	return isnan(d);
}

int
isInf(double d, int sign)
{
	if(sign < 0)
		return isinf(d) < 0;
	return isinf(d);
}