Installed location:
To compile and link enter:
ifort pgm.f(90) -L$ARPACK_HOME -larpack -o pgmReplace pgm.f(90) with the name of the file containing your source code and pgm with the name of the executable to be created.
Set ARPACK_HOME to: /u/local/apps/arpack/current. You can either set an environment variable or replace $ARPACK_HOME in the command shown above.