[RHEL/6] Fix OOM killer termination of oscap probe_file process due to excessive
         memory use. See e.g: https://www.redhat.com/archives/open-scap-list/2014-May/msg00005.html
         or https://github.com/OpenSCAP/scap-security-guide/commit/2eeeca75499f69adeb74f63e9f667c2460ae2435