From Bugzilla Helper: User-Agent: Mozilla/5.0 (X11; U; Linux i586; en-US; rv:1.4.2) Gecko/20040308 Description of problem: udev has a missing BuildRequires for flex. Bison was recently added, but it still won't compile unless flex is installed. Version-Release number of selected component (if applicable): udev-030-24 How reproducible: Always Steps to Reproduce: 1. rpmbuild -bb udev.spec Actual Results: Fails on the lex command. Additional info: