void av_free_static()
void av_free_static(void)
void av_free_static(){    if (array_static)    {	unsigned i;	for (i = 0; i < last_static; i++)	{	    av_free(*array_static[i]);            *array_static[i] = NULL;	}	av_free(array_static);	array_static = 0;    }    last_static = 0;}