1. Unpack the parmetis archiv. Go to root directory of unpacked parmetis folder.
2. Execute
       make config
   to configure ParMETIS.
   To install it to a specific direcotry execute
       make config prefix="path/to/destination"
   With cc= and cxx= the compiler can be specified, otherwise the defaults mpicc/mpicxx are used.
   More option are documented when executing
       make
   before executing make config for the first time
3. make
4. make install
5. repeat steps for METIS in metis/ subdirectory, you can use the same install prefix.