#include <cpufreq.h>

int main()
{
	struct cpufreq_policy *policy;

	policy = cpufreq_cpu_get(0);
	policy->max = policy->min;
	cpufreq_cpu_put(policy);
}

root@Csabi:~# gcc fasz.c
fasz.c: In function ‘main’:
fasz.c:7:9: warning: assignment makes pointer from integer without a cast [enabled by default]
/tmp/cc6ubVnG.o: In function `main':
fasz.c:(.text+0x13): undefined reference to `cpufreq_cpu_get'
fasz.c:(.text+0x39): undefined reference to `cpufreq_cpu_put'
collect2: error: ld returned 1 exit status
root@Csabi:~#