K 10 svn:author V 4 jkim K 8 svn:date V 27 2015-07-13T21:15:50.035753Z K 7 svn:log V 202 Fix pre-build target to properly set environment variables. Note there is no functional change but it is done for correctness. Also, note the change is merged from emulators/virtualbox-ose (r355732). END