On Mon, Jun 09, 2014 at 01:01:28PM +0200, Anton Gladky wrote: > Hi Kurt, thanks for information. Should I then put in BD something like: > libhdf5-openmpi-dev [!s390x], libhdf5-mpich-dev [s390x]? Or you could do something like: libhdf5-openmpi-dev [!s390x] | libhdf5-mpich-dev, libhdf5-mpich-dev [s390x] | libhdf5-openmpi-dev Kurt