The default install location is /usr/lib/aomp. To run the given examples, for example in /usr/lib/aomp/examples/openmp do the following:
cd /usr/lib/aomp/examples/
cp -rp openmp /work/tmp/openmp-examples
cd /work/tmp/openmp-examples/vmulsum
export AOMP=/usr/lib/aomp
make clean
make run
Run 'make help' for more details.
View the OpenMP Examples README for more information.