dep_possible
if (dep_possible(solv, sup, &im))
if (dep_possible(solv, sup, &installedm) || (xsuppq.count && queue_contains(&xsuppq, sup)))
if (dep_possible(solv, sup, &im))
if (dep_possible(solv, *dp, &installedm))
if (!dep_possible(solv, rd->name, m))
return dep_possible(solv, rd->evr, m);
if (dep_possible(solv, sup, m))
if (dep_possible(solv, sup, m))