message: snappy needs to be PRIVATE for the mpi module to correctly export targets
diff: @@ -55,11 +55,12 @@ if (OSPRAY_MODULE_MPI)
  )
  target_link_libraries(ospray_module_mpi
  + PRIVATE
  + snappy
  PUBLIC
  ospray_module_ispc
  ospray_mpi_common
  ospray_mpi_maml
  - snappy
  )
  target_include_directories(ospray_module_mpi
  