vdc_ownership_update
static void vdc_ownership_update(vdc_t *vdc, int ownership_flags);
vdc_ownership_update(vdc, VDC_OWNERSHIP_NONE);
vdc_ownership_update(vdc, VDC_OWNERSHIP_WANTED);
vdc_ownership_update(vdc, VDC_OWNERSHIP_WANTED |
vdc_ownership_update(vdc, VDC_OWNERSHIP_NONE);
vdc_ownership_update(vdc, VDC_OWNERSHIP_NONE);