PKGF_BUILDLOOP
scan->flags |= PKGF_BUILDLOOP;
scan->flags &= ~PKGF_BUILDLOOP;
if (scan->flags & PKGF_BUILDLOOP) {
scan->flags |= PKGF_BUILDLOOP;
scan->flags &= ~PKGF_BUILDLOOP;
pkg->flags |= PKGF_BUILDLOOP;
if (scan && (scan->flags & PKGF_BUILDLOOP) == 0) {
pkg->flags &= ~PKGF_BUILDLOOP;
if (scan->flags & PKGF_BUILDLOOP) {
scan->flags |= PKGF_BUILDLOOP;
scan->flags &= ~PKGF_BUILDLOOP;
scan->flags |= PKGF_BUILDLOOP;
scan->flags &= ~PKGF_BUILDLOOP;