g:\tc17> dumpbin /exports takecmd.dll | grep External
142 6D 00045B70 ?External@@YGHAAV?$CStringT@_WV?$StrTraitATL@_WV?$ChTraitsCRT@_W@ATL@@@ATL@@@ATL@@00@Z
g:\tc17> undecorate ?External@@YGHAAV?$CStringT@_WV?$StrTraitATL@_WV?$ChTraitsCRT@_W@ATL@@@ATL@@@ATL@@00@Z
int __stdcall External(class ATL::CStringT<wchar_t,class ATL::StrTraitATL<wchar_t,class ATL::ChTraitsCRT<wchar_t> > > &,clas
s ATL::CStringT<wchar_t,class ATL::StrTraitATL<wchar_t,class ATL::ChTraitsCRT<wchar_t> > > &,class ATL::CStringT<wchar_t,cla
ss ATL::StrTraitATL<wchar_t,class ATL::ChTraitsCRT<wchar_t> > > &)