http://bugs.winehq.org/show_bug.cgi?id=24101
--- Comment #18 from Dan Kegel dank@kegel.com 2010-08-30 09:51:49 CDT --- It is an abuse of gnu make to pass -j5 to a nested make. You should only pass -j5 to the outer make. It kind of sounds like you don't know how many processes you're spawning; the number is probably unreasonably high.