[PD] pdp2gem & gem2pdp (OS X)

am trying to load binaries of pdp2gem and gem2pdp with both specified
in startup prefs (and Gem, pd, pdp already loaded)

• • • • • • * * * * * * * * * * * what's missing?

tried /Users/polishoo/pd-0.39-2/bin/pdp2gem.pd_darwin and succeeded

link error 0 /Users/polishoo/pd-0.39-2/bin/pdp2gem.pd_darwin Symbol
not found: __ZTI7GemBase Referenced from: /Users/polishoo/pd-0.39-2/bin/pdp2gem.pd_darwin Expected in: flat namespace

pdp2gem: can't load library

tried /Users/polishoo/pd-0.39-2/bin/gem2pdp.pd_darwin and succeeded link error 0 /Users/polishoo/pd-0.39-2/bin/gem2pdp.pd_darwin Symbol
not found: __ZTI7GemBase Referenced from: /Users/polishoo/pd-0.39-2/bin/gem2pdp.pd_darwin Expected in: flat namespace

gem2pdp: can't load library