#ifndef REGTEST
#include <threads.h>
#include <pthread.h>

int mtx_lock(mtx_t *mtx)
{
    if(pthread_mutex_lock(mtx))
        return thrd_error;
    else return thrd_success;
}
#endif

#ifdef TEST
#include <_PDCLIB_test.h>

int main( void )
{
    return TEST_RESULTS;
}

#endif