fosfat binary package in Ubuntu Xenial s390x

 Fosfat is a C library for providing read-only access to a Smaky
 formatted disk. Currently, only a tool and a FUSE extension that
 use this library can be used for reading a directory and copying
 a file.
 .
 The Smaky is a line of mostly 8-bit personal computers and
 accompanying operating system developed at the EPFL (École
 Polytechnique Federale de Lausanne), in Switzerland, from 1974.

Source package