A little late to the party, but this is what we've done here, with no ill effects (been working fine since March).
David Bronder wrote:
An alternative in this particular case would be to install the RPM with the "--nodeps" option to ignore dependencies. AFAIK, the /usr/bin/ksh dependency is only there for the dsmj Java GUI client wrapper script, which isn't usable on ESX anyway since Java isn't installed (on either 2.x or 3.x of ESX).