code: purgatorio

ref: 7975eec3e602fd5bc3e93c78f4166259190f2fe9
dir: /lib9/isnan-posix.c/

#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);
}