+##############################
+# sfa requires python-2.7
+build_sfa=true
+ifeq "$(DISTRONAME)" "$(filter $(DISTRONAME),f8 f12 centos5)"
+build_sfa=false
+endif
+
+ifeq "$(build_sfa)" "true"
+#
+# sfa - Slice Facility Architecture
+#
+sfa-MODULES := sfa
+sfa-SPEC := sfa.spec
+ALL += sfa
+
+#sface-MODULES := sface
+#sface-SPEC := sface.spec
+#ALL += sface
+endif
+
+##############################
+# don't build these by default, we have separate builds for that
+# corresponding tags are removed from onelab-tags.mk as well
+# as this is not supported on f14 anymore
+# and we target debians and ubuntus anyway