revdep-rebuild --library libcrypto.so.0.9.7
Configuring search environment for revdep-rebuild

Checking reverse dependencies...

Packages containing binaries and libraries using libcrypto.so.0.9.7
will be emerged.

Collecting system binaries and libraries... done.
  (/root/.revdep-rebuild.1_files)

Checking dynamic linking...
  found /usr/lib/libcups.so.2
  found /usr/lib/libssl.so.0.9.7
  found /usr/sbin/cupsd
  found /usr/sbin/suexec2.dist
 done.
  (/root/.revdep-rebuild_ce31e777.3_rebuild)

Assigning files to ebuilds... done.
  (/root/.revdep-rebuild_ce31e777.4_ebuilds)

Evaluating package order...
Warning: Failed to resolve package order.
Will merge in "random" order!
Possible reasons:
- An ebuild is no longer in the portage tree.
- An ebuild is masked, use /etc/portage/packages.keyword
  and/or /etc/portage/package.unmask to unmask it
..... done.
  (/root/.revdep-rebuild_ce31e777.5_order)

All prepared. Starting rebuild...
emerge --oneshot  =dev-libs/openssl-0.9.8g =net-print/cups-1.1.23-r1
...