CERNLIB options.
You need to generate a CERNLIB.OPT file to link TRACKER with GEANT.
Below is an example of an option file that works at UCI.
$type cernlib.opt
CERN_ROOT:[lib]geant/lib
CERN_ROOT:[lib]packlib/lib
CERN_ROOT:[lib]kernlib/lib
SYS$LIBRARY:vaxcrtl/lib