I am now simply trying some of our vaunted configure system's options to see
what actually works, and what doesn't.
Here is one that does NOT work:
Generates the following build error:
configure: error: conditional "OMPI_BUILD_vprotocol_pessimist_DSO" was never
Usually this means the macro was only invoked conditionally.
Could somebody please fix this? Although I know it is "on" by default,
people should be able to turn it "off" - or we need to tell them "you