Thanks. I had an out-of-date version of that page open in my browser for some time. The "forked-build" helped, <em>as well as actually following your instructions</em>
Following up on this, to get KStars to launch from within QT on OS X I had to uncheck the "Add build library search path to DYLD_LIBRARY_PATH and DYLD_FRAMEWORK_PATH " option from the Run section in the Projects