#include <machine/cpu.h>
#include <sys/auxv.h>

int
is_altivec(void)
{
	unsigned long cpufeatures;
	if (elf_aux_info(AT_HWCAP, &cpufeatures, sizeof(cpufeatures)))
		return (0);

	return (cpufeatures & PPC_FEATURE_HAS_ALTIVEC);
}

#include <stdio.h>
int
main(int argc, char *argv[])
{

	if (is_altivec())
		printf("Machine has altivec.\n");
	else
		printf("Machine does NOT have altivec.\n");
	return (0);
}