Description of problem: Using RHEL5.4 Server without X installed there is no DISPLAY variable. This causes the make check test_probes_environmentvariable to return FAIL. Version-Release number of selected component (if applicable): openscap-0.6.0
fixed in commit 5664d3116eafcddea5bd1de03475ed8e0360b704 http://git.fedorahosted.org/git/?p=openscap.git