source: azure_iot_hub/trunk/musl-1.1.18/src/thread/pthread_setconcurrency.c@ 388

#include <pthread.h>
#include <errno.h>

int pthread_setconcurrency(int val)
{
        if (val < 0) return EINVAL;
        if (val > 0) return EAGAIN;
        return 0;
}